Subtract 16/5 from 63/8
1st number: 7 7/8, 2nd number: 3 1/5
63/8 - 16/5 is 187/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
63/8 = 63 × 5/8 × 5 = 315/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
16/5 = 16 × 8/5 × 8 = 128/40 - Subtract the two like fractions:
315/40 - 128/40 = 315 - 128/40 = 187/40 - In mixed form: 427/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/8-32/5 63/16-16/5 63/8-16/10 63/8-48/5 63/24-16/5 63/8-16/15 63/8-80/5 63/40-16/5 63/8-16/25 63/56-16/5 63/8-16/35