Subtract 2/72 from 14/12, Solve 1 2/12

Subtract 2/72 from 14/12

1^st number: 1 2/12, 2^nd number: 2/72

14/12 - 2/72 is 41/36.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 72 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 12 × 6 = 72,
14/12 = 14 × 6/12 × 6 = 84/72
Likewise, for the 2nd fraction, since 72 × 1 = 72,
2/72 = 2 × 1/72 × 1 = 2/72
Subtract the two like fractions:
84/72 - 2/72 = 84 - 2/72 = 82/72
After reducing the fraction, the answer is 41/36
In mixed form: 15/36

MathStep (Works offline)

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