Subtract 1/32 from 20/7
1st number: 2 6/7, 2nd number: 1/32
20/7 - 1/32 is 633/224.
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,
20/7 = 20 × 32/7 × 32 = 640/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
1/32 = 1 × 7/32 × 7 = 7/224 - Subtract the two like fractions:
640/224 - 7/224 = 640 - 7/224 = 633/224 - In mixed form: 2185/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 40/7-1/32 20/7-2/32 20/14-1/32 20/7-1/64 60/7-1/32 20/7-3/32 20/21-1/32 20/7-1/96 20/7-5/32 20/35-1/32 20/7-7/32 20/49-1/32