Subtract 10/90 from 6/15
6/15 - 10/90 is 13/45.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 15 × 6 = 90,
6/15 = 6 × 6/15 × 6 = 36/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
10/90 = 10 × 1/90 × 1 = 10/90 - Subtract the two like fractions:
36/90 - 10/90 = 36 - 10/90 = 26/90 - After reducing the fraction, the answer is 13/45
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/15-10/90 6/15-20/90 6/30-10/90 18/15-10/90 6/15-30/90 6/45-10/90 30/15-10/90 6/15-50/90 6/75-10/90 42/15-10/90 6/15-70/90