Subtract 7/10 from 63/28
1st number: 2 7/28, 2nd number: 7/10
63/28 - 7/10 is 31/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 10 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
63/28 = 63 × 5/28 × 5 = 315/140 - Likewise, for the 2nd fraction, since 10 × 14 = 140,
7/10 = 7 × 14/10 × 14 = 98/140 - Subtract the two like fractions:
315/140 - 98/140 = 315 - 98/140 = 217/140 - After reducing the fraction, the answer is 31/20
- In mixed form: 111/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/28-14/10 63/56-7/10 63/28-7/20 63/28-21/10 63/84-7/10 63/28-7/30 63/28-35/10 63/28-7/50 63/28-49/10 63/28-7/70