Subtract 12/28 from 9/5
1st number: 1 4/5, 2nd number: 12/28
9/5 - 12/28 is 48/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 5 × 28 = 140,
9/5 = 9 × 28/5 × 28 = 252/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
12/28 = 12 × 5/28 × 5 = 60/140 - Subtract the two like fractions:
252/140 - 60/140 = 252 - 60/140 = 192/140 - After reducing the fraction, the answer is 48/35
- In mixed form: 113/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/5-12/28 9/5-24/28 9/10-12/28 9/5-12/56 27/5-12/28 9/5-36/28 9/15-12/28 9/5-12/84 45/5-12/28 9/5-60/28 9/25-12/28 63/5-12/28 9/5-84/28 9/35-12/28