Subtract 10/32 from 60/42, Solve 1 18/42

Subtract 10/32 from 60/42

1^st number: 1 18/42, 2^nd number: 10/32

60/42 - 10/32 is 125/112.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 32 is 672

Next, find the equivalent fraction of both fractional numbers with denominator 672
For the 1st fraction, since 42 × 16 = 672,
60/42 = 60 × 16/42 × 16 = 960/672
Likewise, for the 2nd fraction, since 32 × 21 = 672,
10/32 = 10 × 21/32 × 21 = 210/672
Subtract the two like fractions:
960/672 - 210/672 = 960 - 210/672 = 750/672
After reducing the fraction, the answer is 125/112
In mixed form: 113/112

MathStep (Works offline)

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