Subtract 15/10 from 63/20
1st number: 3 3/20, 2nd number: 1 5/10
63/20 - 15/10 is 33/20.
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,
15/10 = 15 × 2/10 × 2 = 30/20 - Subtract the two like fractions:
63/20 - 30/20 = 63 - 30/20 = 33/20 - In mixed form: 113/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/20-30/10 63/40-15/10 63/20-15/20 63/20-45/10 63/60-15/10 63/20-15/30 63/20-75/10 63/20-15/50 63/20-15/70