Subtract 7/70 from 6/28
6/28 - 7/70 is 4/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 70 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
6/28 = 6 × 5/28 × 5 = 30/140 - Likewise, for the 2nd fraction, since 70 × 2 = 140,
7/70 = 7 × 2/70 × 2 = 14/140 - Subtract the two like fractions:
30/140 - 14/140 = 30 - 14/140 = 16/140 - After reducing the fraction, the answer is 4/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/28-7/70 6/28-14/70 6/56-7/70 18/28-7/70 6/28-21/70 6/84-7/70 30/28-7/70 6/28-35/70 42/28-7/70 6/28-49/70