name: calc description: This skill should be used when the user asks to "calculate", "compute", "convert units", "do math", or needs arithmetic/percentage/financial calculations.

/calc

Perform calculations, unit conversions, and mathematical operations.

Instructions

When the user provides a calculation request:

1. Arithmetic: Evaluate expressions, percentages, ratios

   • Show the calculation steps for complex operations
   • Round appropriately (2 decimals for money, significant figures for science)

2. Unit Conversions: Convert between units

   • Length: km, m, cm, mm, mi, ft, in
   • Weight: kg, g, lb, oz
   • Temperature: C, F, K
   • Data: B, KB, MB, GB, TB (use 1024 for binary, 1000 for SI)
   • Time: seconds, minutes, hours, days

3. Financial:

   • Compound interest: A = P(1 + r/n)^(nt)
   • Percentage change: ((new - old) / old) × 100
   • Tax calculations

4. Programming-related:

   • Binary/hex/decimal conversions
   • Bitwise operations
   • Memory calculations

Output Format

Input: [what user asked]
Result: [answer with units]
Steps: [if complex, show work]

Always clarify ambiguous units (e.g., "GB - binary or SI?").