Free Absolute Value Calculator: Find the Magnitude of Any Real Number

Enter any real number, hit “Calculate”, and the tool returns its distance from zero—always a non-negative result. Formula: $$|x|=sqrt{x^{2}}$$. Example: |−9.81| → 9.81. Absolute value concepts appear in 42 % of grade-8 TIMSS algebra tasks (IEA, 2020).