Subtract 18/14 from 54/32, Solve 1 22/32

Subtract 18/14 from 54/32

1^st number: 1 22/32, 2^nd number: 1 4/14

54/32 - 18/14 is 45/112.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 14 is 224

Next, find the equivalent fraction of both fractional numbers with denominator 224
For the 1st fraction, since 32 × 7 = 224,
54/32 = 54 × 7/32 × 7 = 378/224
Likewise, for the 2nd fraction, since 14 × 16 = 224,
18/14 = 18 × 16/14 × 16 = 288/224
Subtract the two like fractions:
378/224 - 288/224 = 378 - 288/224 = 90/224
After reducing the fraction, the answer is 45/112

MathStep (Works offline)

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