{
  "id": "significant-figures-counter-calculator",
  "version": "1.0.0",
  "name": "Significant Figures Counter Calculator",
  "shortName": "Significant Figures Counter",
  "description": "Count significant figures and identify decimal-place precision in a written number.",
  "category": "Math & Statistics",
  "categorySlug": "math-statistics",
  "keywords": [
    "significant",
    "figures",
    "counter",
    "calculator",
    "significant figures counter calculator"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "new",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/significant-figures-counter-calculator.json",
    "qualifiedReview": "pending",
    "qualifiedReviewer": null,
    "qualifiedReviewDate": null,
    "formulaVersion": "1.0.0",
    "referenceCoverage": "references-pending",
    "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
    "historicalMetadataDate": "2026-09-01",
    "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
  },
  "urls": {
    "page": "/calculator/significant-figures-counter-calculator/",
    "definition": "/calculator/significant-figures-counter-calculator/definition.json",
    "schema": "/calculator/significant-figures-counter-calculator/schema.json",
    "llms": "/calculator/significant-figures-counter-calculator/llms.txt",
    "legacyDefinition": "/calculator/significant-figures-counter-calculator.json"
  },
  "queryExample": "https://askcalculators.com/calculator/significant-figures-counter-calculator/?value=0.004500",
  "queryParameters": {
    "value": {
      "label": "Written number",
      "type": "text",
      "required": true,
      "default": "0.004500"
    }
  },
  "inputs": [
    {
      "id": "value",
      "label": "Written number",
      "type": "text",
      "required": true,
      "defaultValue": "0.004500",
      "placeholder": "Preserve trailing zeros as written"
    }
  ],
  "outputs": [
    {
      "id": "significantFigures",
      "label": "Significant figures",
      "format": "integer",
      "primary": true
    },
    {
      "id": "decimalPlaces",
      "label": "Decimal places",
      "format": "integer"
    },
    {
      "id": "normalized",
      "label": "Normalized numeric value",
      "format": "text"
    },
    {
      "id": "scientificNotation",
      "label": "Scientific notation",
      "format": "text"
    }
  ],
  "formula": {
    "expression": "leading zeros are not significant; zeros between nonzero digits are significant; trailing decimal zeros are significant"
  },
  "examples": [
    {
      "label": "Reproducible default-input example (not a personal recommendation)",
      "inputs": {
        "value": "0.004500"
      }
    }
  ],
  "sources": []
}