Answers

Subtract 56/20 from 98/64

1^st number: 1 34/64, 2^nd number: 2 16/20

98/64 - 56/20 is -203/160.

Steps for subtracting fractions

1. Find the least common denominator or LCM of the two denominators:
   LCM of 64 and 20 is 320
   
   Next, find the equivalent fraction of both fractional numbers with denominator 320
2. For the 1st fraction, since 64 × 5 = 320,
   98/64 = 98 × 5/64 × 5 = 490/320
3. Likewise, for the 2nd fraction, since 20 × 16 = 320,
   56/20 = 56 × 16/20 × 16 = 896/320
4. Subtract the two like fractions:
   490/320 - 896/320 = 490 - 896/320 = -406/320
5. After reducing the fraction, the answer is -203/160

MathStep (Works offline)

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

Related: ⁹⁸/₆₄-⁵⁶/₄₀ ⁹⁸/₆₄-⁵⁶/₆₀

Subtract Fractions Calculator