{
  "id": "adding-machine-calculator",
  "version": "1.0.0",
  "name": "Adding Machine Calculator",
  "shortName": "Adding Machine",
  "description": "Add a signed list of amounts and show a running total like a tape calculator.",
  "category": "Math & Statistics",
  "categorySlug": "math-statistics",
  "keywords": [
    "adding",
    "machine",
    "calculator",
    "adding machine calculator"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "new",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/adding-machine-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/adding-machine-calculator/",
    "definition": "/calculator/adding-machine-calculator/definition.json",
    "schema": "/calculator/adding-machine-calculator/schema.json",
    "llms": "/calculator/adding-machine-calculator/llms.txt",
    "legacyDefinition": "/calculator/adding-machine-calculator.json"
  },
  "queryExample": "https://askcalculators.com/calculator/adding-machine-calculator/?entries=125.50%2C+-20%2C+35.25%2C+-4.75",
  "queryParameters": {
    "entries": {
      "label": "Signed numbers (comma or space separated)",
      "type": "text",
      "required": true,
      "default": "125.50, -20, 35.25, -4.75"
    }
  },
  "inputs": [
    {
      "id": "entries",
      "label": "Signed numbers (comma or space separated)",
      "type": "text",
      "required": true,
      "defaultValue": "125.50, -20, 35.25, -4.75",
      "placeholder": "Use negative signs for subtraction"
    }
  ],
  "outputs": [
    {
      "id": "total",
      "label": "Total",
      "format": "number",
      "primary": true,
      "digits": 8
    },
    {
      "id": "entryCount",
      "label": "Number of entries",
      "format": "integer"
    },
    {
      "id": "positiveTotal",
      "label": "Positive entries",
      "format": "number",
      "digits": 8
    },
    {
      "id": "negativeTotal",
      "label": "Negative entries",
      "format": "number",
      "digits": 8
    }
  ],
  "formula": {
    "expression": "running total = Σ signed entries"
  },
  "examples": [
    {
      "label": "Reproducible default-input example (not a personal recommendation)",
      "inputs": {
        "entries": "125.50, -20, 35.25, -4.75"
      }
    }
  ],
  "sources": []
}