Add, subtract, multiply or divide two fractions and return the exact, fully-redu
Add, subtract, multiply or divide two fractions and return the exact, fully-reduced result. All computation is done in BigInt so there is no floating-point error. Dividing by a zero fraction is a clean 400.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
455 msmedian answer time
$0.002listed price per call
$0.002price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
POST https://fraction.openverbs.com/v1/arithmetic
| Category | Everything else |
|---|---|
| Provider host | fraction.openverbs.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 3 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.002 | 455 ms |
Example input (from the provider)
{
"body": {
"a": {
"denominator": 1,
"numerator": 1
},
"b": {
"denominator": 1,
"numerator": 1
},
"operation": "add"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"body": {
"additionalProperties": false,
"properties": {
"a": {
"additionalProperties": false,
"description": "First fraction.",
"properties": {
"denominator": {
"description": "Default 1.",
"type": "integer"
},
"numerator": {
"type": "integer"
}
},
"required": [
"numerator"
],
"type": "object"
},
"b": {
"additionalProperties": false,
"description": "Second fraction.",
"properties": {
"denominator": {
"description": "Default 1.",
"type": "integer"
},
"numerator": {
"type": "integer"
}
},
"required": [
"numerator"
],
"type": "object"
},
"operation": {
"description": "The operation.",
"enum": [
"add",
"subtract",
"multiply",
"divide"
],
"type": "string"
}
},
"required": [
"a",
"b",
"operation"
],
"type": "object"
},
"bodyType": {
"enum": [
"json",
"form-data",
"text"
],
"type": "string"
},
"method": {
"enum": [
"POST"
],
"type": "string"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method",
"bodyType",
"body"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}