Subtract 7/10 from 63/20
1st number: 3 3/20, 2nd number: 7/10
63/20 - 7/10 is 49/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 10 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
63/20 = 63 × 1/20 × 1 = 63/20 - Likewise, for the 2nd fraction, since 10 × 2 = 20,
7/10 = 7 × 2/10 × 2 = 14/20 - Subtract the two like fractions:
63/20 - 14/20 = 63 - 14/20 = 49/20 - In mixed form: 29/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/20-14/10 63/40-7/10 63/20-7/20 63/20-21/10 63/60-7/10 63/20-7/30 63/20-35/10 63/20-7/50 63/20-49/10 63/20-7/70