Subtract 7/32 from 1/7
1/7 - 7/32 is -17/224.
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,
1/7 = 1 × 32/7 × 32 = 32/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
7/32 = 7 × 7/32 × 7 = 49/224 - Subtract the two like fractions:
32/224 - 49/224 = 32 - 49/224 = -17/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/7-7/32 1/7-14/32 1/14-7/32 1/7-7/64 3/7-7/32 1/7-21/32 1/21-7/32 1/7-7/96 5/7-7/32 1/7-35/32 1/35-7/32 1/7-49/32 1/49-7/32