Subtract 1/32 from 1/28
1/28 - 1/32 is 1/224.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 28 × 8 = 224,
1/28 = 1 × 8/28 × 8 = 8/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
1/32 = 1 × 7/32 × 7 = 7/224 - Subtract the two like fractions:
8/224 - 7/224 = 8 - 7/224 = 1/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/28-1/32 1/28-2/32 1/56-1/32 1/28-1/64 3/28-1/32 1/28-3/32 1/84-1/32 1/28-1/96 5/28-1/32 1/28-5/32 7/28-1/32 1/28-7/32