Subtract 90/96 from 6/15
6/15 - 90/96 is -43/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 15 × 32 = 480,
6/15 = 6 × 32/15 × 32 = 192/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
90/96 = 90 × 5/96 × 5 = 450/480 - Subtract the two like fractions:
192/480 - 450/480 = 192 - 450/480 = -258/480 - After reducing the fraction, the answer is -43/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/15-90/96 6/30-90/96 18/15-90/96 6/45-90/96 30/15-90/96 6/75-90/96 42/15-90/96