Subtract 12/35 from 10/28
10/28 - 12/35 is 1/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
10/28 = 10 × 5/28 × 5 = 50/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
12/35 = 12 × 4/35 × 4 = 48/140 - Subtract the two like fractions:
50/140 - 48/140 = 50 - 48/140 = 2/140 - After reducing the fraction, the answer is 1/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 20/28-12/35 10/28-24/35 10/56-12/35 10/28-12/70 30/28-12/35 10/28-36/35 10/84-12/35 50/28-12/35 10/28-60/35 70/28-12/35 10/28-84/35