Subtract 7/48 from 70/12, Solve 5 10/12

Subtract 7/48 from 70/12

1^st number: 5 10/12, 2^nd number: 7/48

70/12 - 7/48 is 91/16.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 48 is 48

Next, find the equivalent fraction of both fractional numbers with denominator 48
For the 1st fraction, since 12 × 4 = 48,
70/12 = 70 × 4/12 × 4 = 280/48
Likewise, for the 2nd fraction, since 48 × 1 = 48,
7/48 = 7 × 1/48 × 1 = 7/48
Subtract the two like fractions:
280/48 - 7/48 = 280 - 7/48 = 273/48
After reducing the fraction, the answer is 91/16
In mixed form: 511/16

MathStep (Works offline)

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