Subtract 21/35 from 35/8
1st number: 4 3/8, 2nd number: 21/35
35/8 - 21/35 is 151/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
35/8 = 35 × 35/8 × 35 = 1225/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
21/35 = 21 × 8/35 × 8 = 168/280 - Subtract the two like fractions:
1225/280 - 168/280 = 1225 - 168/280 = 1057/280 - After reducing the fraction, the answer is 151/40
- In mixed form: 331/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/8-21/35 35/8-42/35 35/16-21/35 35/8-21/70 35/8-63/35 35/24-21/35 35/40-21/35 35/56-21/35