Calculator Skill

A simple calculator skill for basic arithmetic operations.

Tools

calculator

Performs arithmetic operations on two numbers.

Usage:

./calculator.sh <operation> <num1> <num2>

Operations:

• add - Adds two numbers
• subtract - Subtracts second number from first
• multiply - Multiplies two numbers
• divide - Divides first number by second

Arguments:

• operation - One of: add, subtract, multiply, divide
• num1 - First number (integer or decimal)
• num2 - Second number (integer or decimal)

Returns: The calculated result as a number

Examples:

# Addition
./calculator.sh add 5 3
# Output: 8

# Subtraction
./calculator.sh subtract 10 3
# Output: 7

# Multiplication
./calculator.sh multiply 4 5
# Output: 20

# Division
./calculator.sh divide 15 3
# Output: 5

Error Handling:

• Division by zero returns error message
• Invalid operations return error message
• Non-numeric inputs return error message

Notes

• Supports both integers and decimal numbers
• Maximum precision: 10 decimal places
• All operations are performed using floating-point arithmetic