Subtract 3/32 from 12/28
12/28 - 3/32 is 75/224.
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,
12/28 = 12 × 8/28 × 8 = 96/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
3/32 = 3 × 7/32 × 7 = 21/224 - Subtract the two like fractions:
96/224 - 21/224 = 96 - 21/224 = 75/224
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/28-3/32 12/28-6/32 12/56-3/32 12/28-3/64 36/28-3/32 12/28-9/32 12/84-3/32 12/28-3/96 60/28-3/32 12/28-15/32 84/28-3/32 12/28-21/32