Subtract 63/20 from 70/5
1st number: 14 0/5, 2nd number: 3 3/20
70/5 - 63/20 is 217/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
70/5 = 70 × 4/5 × 4 = 280/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
63/20 = 63 × 1/20 × 1 = 63/20 - Subtract the two like fractions:
280/20 - 63/20 = 280 - 63/20 = 217/20 - In mixed form: 1017/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10-63/20 70/5-63/40 70/15-63/20 70/5-63/60 70/25-63/20 70/35-63/20