Subtract 12/32 from 15/7
1st number: 2 1/7, 2nd number: 12/32
15/7 - 12/32 is 99/56.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 7 × 32 = 224,
15/7 = 15 × 32/7 × 32 = 480/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
12/32 = 12 × 7/32 × 7 = 84/224 - Subtract the two like fractions:
480/224 - 84/224 = 480 - 84/224 = 396/224 - After reducing the fraction, the answer is 99/56
- In mixed form: 143/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/7-12/32 15/7-24/32 15/14-12/32 15/7-12/64 45/7-12/32 15/7-36/32 15/21-12/32 15/7-12/96 75/7-12/32 15/7-60/32 15/35-12/32 15/7-84/32 15/49-12/32