Subtract 10/16 from 90/15
1st number: 6 0/15, 2nd number: 10/16
90/15 - 10/16 is 43/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
90/15 = 90 × 16/15 × 16 = 1440/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
10/16 = 10 × 15/16 × 15 = 150/240 - Subtract the two like fractions:
1440/240 - 150/240 = 1440 - 150/240 = 1290/240 - After reducing the fraction, the answer is 43/8
- In mixed form: 53/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/15-20/16 90/30-10/16 90/15-10/32 90/15-30/16 90/45-10/16 90/15-10/48 90/15-50/16 90/75-10/16 90/15-10/80 90/15-70/16