Subtract 7/5 from 90/6
1st number: 15 0/6, 2nd number: 1 2/5
90/6 - 7/5 is 68/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
90/6 = 90 × 5/6 × 5 = 450/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
7/5 = 7 × 6/5 × 6 = 42/30 - Subtract the two like fractions:
450/30 - 42/30 = 450 - 42/30 = 408/30 - After reducing the fraction, the answer is 68/5
- In mixed form: 133/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/6-14/5 90/12-7/5 90/6-7/10 90/6-21/5 90/18-7/5 90/6-7/15 90/6-35/5 90/30-7/5 90/6-7/25 90/6-49/5 90/42-7/5 90/6-7/35