Subtract 35/27 from 18/8, Solve 2 2/8

Subtract 35/27 from 18/8

1^st number: 2 2/8, 2^nd number: 1 8/27

18/8 - 35/27 is 103/108.

Find the least common denominator or LCM of the two denominators:
LCM of 8 and 27 is 216

Next, find the equivalent fraction of both fractional numbers with denominator 216
For the 1st fraction, since 8 × 27 = 216,
18/8 = 18 × 27/8 × 27 = 486/216
Likewise, for the 2nd fraction, since 27 × 8 = 216,
35/27 = 35 × 8/27 × 8 = 280/216
Subtract the two like fractions:
486/216 - 280/216 = 486 - 280/216 = 206/216
After reducing the fraction, the answer is 103/108

MathStep (Works offline)

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