Subtract 8/5 from 63/4
1st number: 15 3/4, 2nd number: 1 3/5
63/4 - 8/5 is 283/20.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
63/4 = 63 × 5/4 × 5 = 315/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
8/5 = 8 × 4/5 × 4 = 32/20 - Subtract the two like fractions:
315/20 - 32/20 = 315 - 32/20 = 283/20 - In mixed form: 143/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/4-16/5 63/8-8/5 63/4-8/10 63/4-24/5 63/12-8/5 63/4-8/15 63/4-40/5 63/20-8/5 63/4-8/25 63/4-56/5 63/28-8/5 63/4-8/35