Subtract 36/60 from 40/12, Solve 3 4/12

Subtract 36/60 from 40/12

1^st number: 3 4/12, 2^nd number: 36/60

40/12 - 36/60 is 41/15.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 60 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
40/12 = 40 × 5/12 × 5 = 200/60
Likewise, for the 2nd fraction, since 60 × 1 = 60,
36/60 = 36 × 1/60 × 1 = 36/60
Subtract the two like fractions:
200/60 - 36/60 = 200 - 36/60 = 164/60
After reducing the fraction, the answer is 41/15
In mixed form: 211/15

MathStep (Works offline)

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