Subtract 96/10 from 81/90
1st number: 81/90, 2nd number: 9 6/10
81/90 - 96/10 is -87/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 10 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
81/90 = 81 × 1/90 × 1 = 81/90 - Likewise, for the 2nd fraction, since 10 × 9 = 90,
96/10 = 96 × 9/10 × 9 = 864/90 - Subtract the two like fractions:
81/90 - 864/90 = 81 - 864/90 = -783/90 - After reducing the fraction, the answer is -87/10
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