calculator

Evaluate arithmetic expressions with arbitrary-precision decimal math using big.js.

556|91|Updated Apr 19, 2025
One-click install
npx skills add https://github.com/Code-and-Sorts/awesome-copilot-agents --skill calculator-code-and-sorts
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: calculator
Source: https://github.com/Code-and-Sorts/awesome-copilot-agents/tree/main/skills/calculator
Command: npx skills add https://github.com/Code-and-Sorts/awesome-copilot-agents --skill calculator-code-and-sorts

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires big.js, and includes scripts (resource) components.

What problem does it solve?

Evaluates arithmetic expressions with arbitrary-precision decimal math to avoid floating-point inaccuracies.

Core Features & Use Cases

  • Arbitrary-precision calculations using big.js to maintain exact results.
  • Supports addition, subtraction, multiplication, division, and exponentiation with parentheses and unary minus.
  • Use Case: when processing large financial figures or precise scientific computations requiring exact decimals.

Quick Start

Enter an arithmetic expression to evaluate and obtain an exact result using arbitrary-precision arithmetic.

Frequently Asked Questions about calculator

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I avoid floating-point errors when evaluating arithmetic expressions in JavaScript?

To avoid floating-point errors in JavaScript arithmetic, you can use arbitrary-precision decimal math. This approach evaluates expressions using exact decimal calculations, preventing the inaccuracies common in standard JavaScript math operations.

Can I calculate large financial figures with exact decimal results using big.js?

Yes, you can calculate large financial figures with exact decimal results using big.js. It supports arbitrary-precision arithmetic for addition, subtraction, multiplication, division, and exponentiation, ensuring precise financial computations.

Does this arbitrary-precision calculator support operator precedence and parentheses?

Yes, this arbitrary-precision calculator supports operator precedence and parentheses. It correctly implements mathematical rules including nested parentheses, unary minus, and right-associative exponentiation for accurate expression evaluation.

What's the best way to perform precise scientific computations requiring exact decimals?

The best way to perform precise scientific computations requiring exact decimals is using arbitrary-precision arithmetic. This method processes complex expressions with operators and parentheses to deliver scientifically accurate results without floating-point loss.

How do I evaluate arithmetic expressions with exponent right-associativity and unary minus?

To evaluate arithmetic expressions with exponent right-associativity and unary minus, use an arbitrary-precision calculator. It parses these specific mathematical rules correctly alongside basic operators to return exact decimal outcomes.

Why does JavaScript return inaccurate results for large decimal arithmetic, and how do I fix it?

JavaScript returns inaccurate results for large decimal arithmetic due to inherent floating-point limitations. You fix it by using arbitrary-precision decimal math with big.js to maintain exact numerical results during calculations.