Performs arbitrary-precision arithmetic calculations including addition, subtraction, multiplication, division, and exponents. Use when the user asks to calculate, compute, or evaluate math expressions, or when precise decimal arithmetic is needed to avoid floating-point errors.
Evaluate arithmetic expressions with arbitrary-precision decimal math using big.js.
0.1 + 0.2 = 0.30000000000000004)| Operator | Description | Precedence |
|---|---|---|
+ | Addition | 1 |
- | Subtraction | 1 |
* | Multiplication | 2 |
/ | Division | 2 |
^ | Exponent (right-associative) | 3 |
() | Parentheses | Highest |
cd scripts
npm ci || npm install
npm run build
npm run calculate "<expression>"
| Input | Output |
|---|---|
"3 + 2" | 5 |
"10 / 4" | 2.5 |
"2 ^ 10" | 1024 |
"(2 + 3) * 4" | 20 |
"1 + 4.5 * (3-6) / 5" | -1.7 |
"-5 + 3" | -2 |
"2 ^ 3 ^ 2" | 512 (right-associative: 2^9) |
.pow() requires integer exponents