Subtract 70/35 from 56/20
1st number: 2 16/20, 2nd number: 2 0/35
56/20 - 70/35 is 4/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
56/20 = 56 × 7/20 × 7 = 392/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
70/35 = 70 × 4/35 × 4 = 280/140 - Subtract the two like fractions:
392/140 - 280/140 = 392 - 280/140 = 112/140 - After reducing the fraction, the answer is 4/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/40-70/35 56/60-70/35