{
  "version": "2026-09-15",
  "title": "Cas de référence — Calculatrice.com",
  "description": "Cas numériques et séquences de saisie pour la révision du 15 septembre 2026. Les estimations réglementaires restent limitées à leur périmètre. Ce jeu ne constitue pas une certification.",
  "creator": "Calculatrice.com",
  "license": "https://www.calculatrice.com/cgu.html#reutilisation",
  "cases": [
    {
      "id": "C001",
      "label": "2*-3",
      "engine": "basic",
      "expected": -6,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "2*-3",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C002",
      "label": "2^-2",
      "engine": "basic",
      "expected": 0.25,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "2^-2",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C003",
      "label": "-2^2",
      "engine": "basic",
      "expected": -4,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "-2^2",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C004",
      "label": "(-2)^2",
      "engine": "basic",
      "expected": 4,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "(-2)^2",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C005",
      "label": "2^3^2",
      "engine": "basic",
      "expected": 512,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "2^3^2",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C006",
      "label": "200+10%",
      "engine": "basic",
      "expected": 220,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "200+10%",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C007",
      "label": "200+-10%",
      "engine": "basic",
      "expected": 180,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "200+-10%",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C008",
      "label": "200-10%",
      "engine": "basic",
      "expected": 180,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "200-10%",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C009",
      "label": "100*10%",
      "engine": "basic",
      "expected": 10,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "100*10%",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C010",
      "label": "1e-16",
      "engine": "basic",
      "expected": 1e-16,
      "absoluteTolerance": 0,
      "relativeTolerance": 1e-12,
      "expression": "1e-16",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C011",
      "label": "1/1e-16",
      "engine": "basic",
      "expected": 1e+16,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1/1e-16",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C012",
      "label": "1e21+1",
      "engine": "basic",
      "expected": 1e+21,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1e21+1",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C013",
      "label": "0.1+0.2",
      "engine": "basic",
      "expected": 0.3,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "0.1+0.2",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C014",
      "label": "(12+8)*3",
      "engine": "basic",
      "expected": 60,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "(12+8)*3",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C015",
      "label": "1-1",
      "engine": "basic",
      "expected": 0,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1-1",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C016",
      "label": "0^0",
      "engine": "basic",
      "expected": 1,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "0^0",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C017",
      "label": "Refus : 1/0",
      "engine": "basic",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1/0",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C018",
      "label": "Refus : 1..2",
      "engine": "basic",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1..2",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C019",
      "label": "Refus : 2+",
      "engine": "basic",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "2+",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C020",
      "label": "Refus : (2+3",
      "engine": "basic",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "(2+3",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C021",
      "label": "Refus : 2(3)",
      "engine": "basic",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "2(3)",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C022",
      "label": "Refus : 999999999999999999999999999999…",
      "engine": "basic",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "99999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C023",
      "label": "Refus : 1e309",
      "engine": "basic",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1e309",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C024",
      "label": "sin(30) — deg",
      "engine": "scientific",
      "expected": 0.5,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "sin(30)",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C025",
      "label": "cos(60) — deg",
      "engine": "scientific",
      "expected": 0.5,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "cos(60)",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C026",
      "label": "sin(pi/2) — rad",
      "engine": "scientific",
      "expected": 1,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "sin(pi/2)",
      "mode": "rad",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C027",
      "label": "sqrt(81) — deg",
      "engine": "scientific",
      "expected": 9,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "sqrt(81)",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C028",
      "label": "1e-16 — deg",
      "engine": "scientific",
      "expected": 1e-16,
      "absoluteTolerance": 0,
      "relativeTolerance": 1e-12,
      "expression": "1e-16",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C029",
      "label": "1/1e-16 — deg",
      "engine": "scientific",
      "expected": 1e+16,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1/1e-16",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C030",
      "label": "2^-2 — deg",
      "engine": "scientific",
      "expected": 0.25,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "2^-2",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C031",
      "label": "ncr(49;6) — deg",
      "engine": "scientific",
      "expected": 13983816,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "ncr(49;6)",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C032",
      "label": "log(1000) — deg",
      "engine": "scientific",
      "expected": 3,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "log(1000)",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C033",
      "label": "0xFF+1 — deg",
      "engine": "scientific",
      "expected": 256,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "0xFF+1",
      "mode": "deg",
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C034",
      "label": "Refus scientifique : 1/0",
      "engine": "scientific",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "1/0",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C035",
      "label": "Refus scientifique : sqrt(-1)",
      "engine": "scientific",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "sqrt(-1)",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C036",
      "label": "Refus scientifique : tan(90)",
      "engine": "scientific",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "tan(90)",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C037",
      "label": "Refus scientifique : 9999999999999999999999999",
      "engine": "scientific",
      "expected": null,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "expression": "999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999",
      "error": true,
      "source": "https://tc39.es/ecma262/multipage/numbers-and-dates.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C038",
      "label": "Un chiffre après = commence un nouveau calcul (simple)",
      "engine": "session",
      "expected": 4,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "append",
          "2+3"
        ],
        [
          "commit"
        ],
        [
          "append",
          "4"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C039",
      "label": "Un opérateur après = reprend le résultat (simple)",
      "engine": "session",
      "expected": 10,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "append",
          "2+3"
        ],
        [
          "commit"
        ],
        [
          "append",
          "*2"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C040",
      "label": "La précision de 1/3 est conservée (simple)",
      "engine": "session",
      "expected": 1,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "append",
          "1/3"
        ],
        [
          "commit"
        ],
        [
          "append",
          "*3"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C041",
      "label": "Un résultat exponentiel peut être repris (simple)",
      "engine": "session",
      "expected": 1e+20,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "append",
          "10^21"
        ],
        [
          "commit"
        ],
        [
          "append",
          "/10"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C042",
      "label": "Un signe négatif après multiplication est conservé (simple)",
      "engine": "session",
      "expected": -6,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "append",
          "2"
        ],
        [
          "append",
          "*"
        ],
        [
          "append",
          "-"
        ],
        [
          "append",
          "3"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C043",
      "label": "Effacer puis recommencer (simple)",
      "engine": "session",
      "expected": 8,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "append",
          "42"
        ],
        [
          "commit"
        ],
        [
          "clear"
        ],
        [
          "append",
          "8"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C044",
      "label": "Corriger la formule après = (simple)",
      "engine": "session",
      "expected": 16,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "append",
          "12+3"
        ],
        [
          "commit"
        ],
        [
          "backspace"
        ],
        [
          "append",
          "4"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C045",
      "label": "Changer le signe avant saisie (simple)",
      "engine": "session",
      "expected": -3,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": false,
      "steps": [
        [
          "wrap",
          "-"
        ],
        [
          "append",
          "3"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/"
    },
    {
      "id": "C046",
      "label": "Un chiffre après = commence un nouveau calcul (scientifique)",
      "engine": "session",
      "expected": 4,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": true,
      "steps": [
        [
          "append",
          "2+3"
        ],
        [
          "commit"
        ],
        [
          "append",
          "4"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C047",
      "label": "Un opérateur après = reprend le résultat (scientifique)",
      "engine": "session",
      "expected": 10,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": true,
      "steps": [
        [
          "append",
          "2+3"
        ],
        [
          "commit"
        ],
        [
          "append",
          "*2"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C048",
      "label": "La précision de 1/3 est conservée (scientifique)",
      "engine": "session",
      "expected": 1,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": true,
      "steps": [
        [
          "append",
          "1/3"
        ],
        [
          "commit"
        ],
        [
          "append",
          "*3"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C049",
      "label": "Un résultat exponentiel peut être repris (scientifique)",
      "engine": "session",
      "expected": 1e+20,
      "absoluteTolerance": 1e-12,
      "relativeTolerance": 1e-12,
      "scientific": true,
      "steps": [
        [
          "append",
          "10^21"
        ],
        [
          "commit"
        ],
        [
          "append",
          "/10"
        ],
        [
          "commit"
        ]
      ],
      "source": "https://www.calculatrice.com/verification.html",
      "url": "https://www.calculatrice.com/math/scientifique.html"
    },
    {
      "id": "C050",
      "label": "Un signe négatif après multiplication est conservé (scientifique)",
      "engine": "session",
      "expected": -6,
      "absoluteTolerance": 1e-12,
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