Subtract 5/35 from 50/12, Solve 4 2/12

Subtract 5/35 from 50/12

1^st number: 4 2/12, 2^nd number: 5/35

50/12 - 5/35 is 169/42.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 12 × 35 = 420,
50/12 = 50 × 35/12 × 35 = 1750/420
Likewise, for the 2nd fraction, since 35 × 12 = 420,
5/35 = 5 × 12/35 × 12 = 60/420
Subtract the two like fractions:
1750/420 - 60/420 = 1750 - 60/420 = 1690/420
After reducing the fraction, the answer is 169/42
In mixed form: 41/42

MathStep (Works offline)

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