Subtract 6/36 from 90/75
1st number: 1 15/75, 2nd number: 6/36
90/75 - 6/36 is 31/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 36 is 900
Next, find the equivalent fraction of both fractional numbers with denominator 900 - For the 1st fraction, since 75 × 12 = 900,
90/75 = 90 × 12/75 × 12 = 1080/900 - Likewise, for the 2nd fraction, since 36 × 25 = 900,
6/36 = 6 × 25/36 × 25 = 150/900 - Subtract the two like fractions:
1080/900 - 150/900 = 1080 - 150/900 = 930/900 - After reducing the fraction, the answer is 31/30
- In mixed form: 11/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/75-12/36 90/75-6/72 90/75-18/36 90/75-30/36 90/75-42/36