Subtract 21/35 from 64/4
1st number: 16 0/4, 2nd number: 21/35
64/4 - 21/35 is 77/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
64/4 = 64 × 35/4 × 35 = 2240/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
21/35 = 21 × 4/35 × 4 = 84/140 - Subtract the two like fractions:
2240/140 - 84/140 = 2240 - 84/140 = 2156/140 - After reducing the fraction, the answer is 77/5
- In mixed form: 152/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 64/4-42/35 64/8-21/35 64/4-21/70 64/4-63/35 64/12-21/35 64/20-21/35 64/28-21/35