Subtract 28/32 from 12/5
1st number: 2 2/5, 2nd number: 28/32
12/5 - 28/32 is 61/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 32 is 160
Next, find the equivalent fraction of both fractional numbers with denominator 160 - For the 1st fraction, since 5 × 32 = 160,
12/5 = 12 × 32/5 × 32 = 384/160 - Likewise, for the 2nd fraction, since 32 × 5 = 160,
28/32 = 28 × 5/32 × 5 = 140/160 - Subtract the two like fractions:
384/160 - 140/160 = 384 - 140/160 = 244/160 - After reducing the fraction, the answer is 61/40
- In mixed form: 121/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/5-28/32 12/5-56/32 12/10-28/32 12/5-28/64 36/5-28/32 12/5-84/32 12/15-28/32 12/5-28/96 60/5-28/32 12/25-28/32 84/5-28/32 12/35-28/32