Subtract 10/35 from 15/28
15/28 - 10/35 is 1/4.
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,
15/28 = 15 × 5/28 × 5 = 75/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
10/35 = 10 × 4/35 × 4 = 40/140 - Subtract the two like fractions:
75/140 - 40/140 = 75 - 40/140 = 35/140 - After reducing the fraction, the answer is 1/4
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/28-10/35 15/28-20/35 15/56-10/35 15/28-10/70 45/28-10/35 15/28-30/35 15/84-10/35 75/28-10/35 15/28-50/35 15/28-70/35