Subtract 16/21 from 56/30
1st number: 1 26/30, 2nd number: 16/21
56/30 - 16/21 is 116/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 21 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
56/30 = 56 × 7/30 × 7 = 392/210 - Likewise, for the 2nd fraction, since 21 × 10 = 210,
16/21 = 16 × 10/21 × 10 = 160/210 - Subtract the two like fractions:
392/210 - 160/210 = 392 - 160/210 = 232/210 - After reducing the fraction, the answer is 116/105
- In mixed form: 111/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/30-32/21 56/60-16/21 56/30-16/42 56/30-48/21 56/90-16/21 56/30-16/63 56/30-80/21