Subtract 35/20 from 50/28
1st number: 1 22/28, 2nd number: 1 15/20
50/28 - 35/20 is 1/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
50/28 = 50 × 5/28 × 5 = 250/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
35/20 = 35 × 7/20 × 7 = 245/140 - Subtract the two like fractions:
250/140 - 245/140 = 250 - 245/140 = 5/140 - After reducing the fraction, the answer is 1/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/28-70/20 50/56-35/20 50/28-35/40 50/84-35/20 50/28-35/60