Percentage Calculator API

Percentages: X% of Y, X as a percentage of Y, change from X to Y, increase or decrease X by Y%.

POST /api/v1/tools/percentage-calculatorMCP percentage_calculatorCalculators

Work out percentages instantly: X% of Y, what percent one number is of another, percentage increase or decrease, and adding or subtracting a percentage.

Input

Send these as a JSON object. Unknown fields are rejected.

mode: percentOf, whatPercent, change, increase or decrease. (string, one of percentOf, whatPercent, change, increase, decrease, required)
a: First number. (number, required)
b: Second number. (number, required)

Try it in the browser JSON Schema Get an API key

curl https://pithlab.com/api/v1/tools/percentage-calculator \n  -H "Authorization: Bearer $PITHLAB_KEY" \n  -H "Content-Type: application/json" \n  -d '{"mode":"percentOf","a":15,"b":80}'

Example response

{
  "ok": true,
  "result": {
    "value": 12,
    "text": "15% of 80 is 12"
  }
}