Subtract 60/9 from 81/90
1st number: 81/90, 2nd number: 6 6/9
81/90 - 60/9 is -173/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 9 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 9 × 10 = 90,
60/9 = 60 × 10/9 × 10 = 600/90 - Subtract the two like fractions:
81/90 - 600/90 = 81 - 600/90 = -519/90 - After reducing the fraction, the answer is -173/30
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