Subtract 42/32 from 18/14
1st number: 1 4/14, 2nd number: 1 10/32
18/14 - 42/32 is -3/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 32 is 224
Next, find the equivalent fraction of both fractional numbers with denominator 224 - For the 1st fraction, since 14 × 16 = 224,
18/14 = 18 × 16/14 × 16 = 288/224 - Likewise, for the 2nd fraction, since 32 × 7 = 224,
42/32 = 42 × 7/32 × 7 = 294/224 - Subtract the two like fractions:
288/224 - 294/224 = 288 - 294/224 = -6/224 - After reducing the fraction, the answer is -3/112
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/14-42/32 18/14-84/32 18/28-42/32 18/14-42/64 54/14-42/32 18/42-42/32 18/14-42/96 90/14-42/32 18/70-42/32 18/98-42/32