Subtract 90/96 from 9/10
9/10 - 90/96 is -3/80.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 10 × 48 = 480,
9/10 = 9 × 48/10 × 48 = 432/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
90/96 = 90 × 5/96 × 5 = 450/480 - Subtract the two like fractions:
432/480 - 450/480 = 432 - 450/480 = -18/480 - After reducing the fraction, the answer is -3/80
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