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.