Subtract 18/14 from 90/56
1st number: 1 34/56, 2nd number: 1 4/14
90/56 - 18/14 is 9/28.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 14 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 56 × 1 = 56,
90/56 = 90 × 1/56 × 1 = 90/56 - Likewise, for the 2nd fraction, since 14 × 4 = 56,
18/14 = 18 × 4/14 × 4 = 72/56 - Subtract the two like fractions:
90/56 - 72/56 = 90 - 72/56 = 18/56 - After reducing the fraction, the answer is 9/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/56-36/14 90/56-18/28 90/56-54/14 90/56-18/42 90/56-90/14 90/56-18/70 90/56-18/98