Subtract 14/72 from 28/8
1st number: 3 4/8, 2nd number: 14/72
28/8 - 14/72 is 119/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
28/8 = 28 × 9/8 × 9 = 252/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
14/72 = 14 × 1/72 × 1 = 14/72 - Subtract the two like fractions:
252/72 - 14/72 = 252 - 14/72 = 238/72 - After reducing the fraction, the answer is 119/36
- In mixed form: 311/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8-14/72 28/8-28/72 28/16-14/72 84/8-14/72 28/8-42/72 28/24-14/72 28/8-70/72 28/40-14/72 28/8-98/72 28/56-14/72