Answers

Subtract 40/98 from 84/28

1^st number: 3 0/28, 2^nd number: 40/98

84/28 - 40/98 is 127/49.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 28 and 98 is 196
   
   Next, find the equivalent fraction of both fractional numbers with denominator 196
2. For the 1st fraction, since 28 × 7 = 196,
   84/28 = 84 × 7/28 × 7 = 588/196
3. Likewise, for the 2nd fraction, since 98 × 2 = 196,
   40/98 = 40 × 2/98 × 2 = 80/196
4. Subtract the two like fractions:
   588/196 - 80/196 = 588 - 80/196 = 508/196
5. After reducing the fraction, the answer is 127/49
6. In mixed form: 229/49

MathStep (Works offline)

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

Related: ⁸⁴/₂₈-⁸⁰/₉₈ ⁸⁴/₅₆-⁴⁰/₉₈

Subtract Fractions Calculator