Subtract 25/10 from 4/56, Solve 4/56

Subtract 25/10 from 4/56

1^st number: 4/56, 2^nd number: 2 5/10

4/56 - 25/10 is -17/7.

Find the least common denominator or LCM of the two denominators:
LCM of 56 and 10 is 280

Next, find the equivalent fraction of both fractional numbers with denominator 280
For the 1st fraction, since 56 × 5 = 280,
4/56 = 4 × 5/56 × 5 = 20/280
Likewise, for the 2nd fraction, since 10 × 28 = 280,
25/10 = 25 × 28/10 × 28 = 700/280
Subtract the two like fractions:
20/280 - 700/280 = 20 - 700/280 = -680/280
After reducing the fraction, the answer is -17/7

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad