Subtract 42/6 from 60/75, Solve 60/75

Subtract 42/6 from 60/75

1^st number: 60/75, 2^nd number: 7 0/6

60/75 - 42/6 is -31/5.

Find the least common denominator or LCM of the two denominators:
LCM of 75 and 6 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 75 × 2 = 150,
60/75 = 60 × 2/75 × 2 = 120/150
Likewise, for the 2nd fraction, since 6 × 25 = 150,
42/6 = 42 × 25/6 × 25 = 1050/150
Subtract the two like fractions:
120/150 - 1050/150 = 120 - 1050/150 = -930/150
After reducing the fraction, the answer is -31/5

MathStep (Works offline)

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