Subtract 2/8 from 72/28
1st number: 2 16/28, 2nd number: 2/8
72/28 - 2/8 is 65/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
72/28 = 72 × 2/28 × 2 = 144/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
2/8 = 2 × 7/8 × 7 = 14/56 - Subtract the two like fractions:
144/56 - 14/56 = 144 - 14/56 = 130/56 - After reducing the fraction, the answer is 65/28
- In mixed form: 29/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/28-4/8 72/56-2/8 72/28-2/16 72/28-6/8 72/84-2/8 72/28-2/24 72/28-10/8 72/28-2/40 72/28-14/8 72/28-2/56