Calculator

Online Expression Calculator

Enter any math expression — get the result instantly.

(15 + 25) * 2100 / 4 + 7sqrt(144)2^10sin(pi/2)log(1000)

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Online Expression Calculator — Enter Any Formula, Get Instant Result

Enter any math expression — get the result instantly. Supports parentheses, powers, functions (sqrt, sin, cos, tan, log, ln, abs, round), and constants (π, e).

Supported operations

Basic: + - × ÷
Powers: 2^10
Functions: sqrt(144)
sin(pi/2)
log(1000)
Parentheses and precedence
Constants: pi
e

When useful

Complex formula calculations
Engineering calculations
Trigonometry
Logarithms
Homework verification

FAQ

What functions are supported?
sqrt, sin, cos, tan, log (base 10), ln (natural log), abs, round.

How to type pi?
Just write 'pi' or 'π' in the expression.

Error in expression?
Check parentheses and allowed characters.