calculate_percentage
Calculate what percentage one number represents of another number. Enter the part and whole values to determine the percentage relationship between them.
Instructions
Calculate what percentage one number is of another number.
Args:
part: The part (the number you want to find the percentage of)
whole: The whole (the total or reference number)
Returns:
The percentage as a number (e.g., 25.0 means 25%)
Raises:
ValueError: If whole is zero
Input Schema
| Name | Required | Description | Default |
|---|---|---|---|
| part | Yes | ||
| whole | Yes |
Input Schema (JSON Schema)
{
"properties": {
"part": {
"title": "Part",
"type": "number"
},
"whole": {
"title": "Whole",
"type": "number"
}
},
"required": [
"part",
"whole"
],
"type": "object"
}
Implementation Reference
- server.py:147-147 (registration)Registers the calculate_percentage function as an MCP tool using the @mcp.tool() decorator.@mcp.tool()
- server.py:148-164 (handler)The handler function that implements the calculate_percentage tool logic, computing the percentage and raising an error for division by zero.def calculate_percentage(part: float, whole: float) -> float: """ Calculate what percentage one number is of another number. Args: part: The part (the number you want to find the percentage of) whole: The whole (the total or reference number) Returns: The percentage as a number (e.g., 25.0 means 25%) Raises: ValueError: If whole is zero """ if whole == 0: raise ValueError("Cannot calculate percentage when whole is zero") return (part / whole) * 100