Answers

Subtract 70/84 from 30/96

30/96 - 70/84 is -25/48.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 96 and 84 is 672
   
   Next, find the equivalent fraction of both fractional numbers with denominator 672
2. For the 1st fraction, since 96 × 7 = 672,
   30/96 = 30 × 7/96 × 7 = 210/672
3. Likewise, for the 2nd fraction, since 84 × 8 = 672,
   70/84 = 70 × 8/84 × 8 = 560/672
4. Subtract the two like fractions:
   210/672 - 560/672 = 210 - 560/672 = -350/672
5. After reducing the fraction, the answer is -25/48

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad

Related: ⁶⁰/₉₆-⁷⁰/₈₄ ⁹⁰/₉₆-⁷⁰/₈₄

Subtract Fractions Calculator