Subtract 14/5 from 72/8
1st number: 9 0/8, 2nd number: 2 4/5
72/8 - 14/5 is 31/5.
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,
72/8 = 72 × 5/8 × 5 = 360/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
14/5 = 14 × 8/5 × 8 = 112/40 - Subtract the two like fractions:
360/40 - 112/40 = 360 - 112/40 = 248/40 - After reducing the fraction, the answer is 31/5
- In mixed form: 61/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8-28/5 72/16-14/5 72/8-14/10 72/8-42/5 72/24-14/5 72/8-14/15 72/8-70/5 72/40-14/5 72/8-14/25 72/8-98/5 72/56-14/5 72/8-14/35