Subtract 7/36 from 90/54
1st number: 1 36/54, 2nd number: 7/36
90/54 - 7/36 is 53/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 36 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 54 × 2 = 108,
90/54 = 90 × 2/54 × 2 = 180/108 - Likewise, for the 2nd fraction, since 36 × 3 = 108,
7/36 = 7 × 3/36 × 3 = 21/108 - Subtract the two like fractions:
180/108 - 21/108 = 180 - 21/108 = 159/108 - After reducing the fraction, the answer is 53/36
- In mixed form: 117/36
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/54-14/36 90/54-7/72 90/54-21/36 90/54-35/36 90/54-49/36