Absolute Value Calculator

Calculate absolute values and expressions with fractions, roots, powers, logs, and trigonometry using a readable online calculator.

Absolute value calculator for nested math expressions

This absolute value calculator evaluates |x| and larger expressions with absolute-value bars.

Use it for simple values, fractions, trigonometric differences, and nested expressions where sign matters.

Learn the concept

Try these examples

  • \left|-5\right|
  • \left|\frac{-3}{4}\right|
  • \left|\sin(30^\circ)-1\right|

Quick reference

  • Absolute-value button for |x| input.
  • Absolute values around fractions, powers, and functions.
  • Readable 2D input for nested expressions.

FAQ

What is absolute value?

For real numbers, absolute value returns the distance from zero.

Can I use absolute value with fractions?

Yes. Fractions can be placed inside absolute-value bars.

Sources and review

Last reviewed:

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