Subtract 54/49 from 36/18, Solve 2 0/18

Subtract 54/49 from 36/18

1^st number: 2 0/18, 2^nd number: 1 5/49

36/18 - 54/49 is 44/49.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882

Next, find the equivalent fraction of both fractional numbers with denominator 882
For the 1st fraction, since 18 × 49 = 882,
36/18 = 36 × 49/18 × 49 = 1764/882
Likewise, for the 2nd fraction, since 49 × 18 = 882,
54/49 = 54 × 18/49 × 18 = 972/882
Subtract the two like fractions:
1764/882 - 972/882 = 1764 - 972/882 = 792/882
After reducing the fraction, the answer is 44/49

MathStep (Works offline)

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