Subtract 81/6 from 9/90
1st number: 9/90, 2nd number: 13 3/6
9/90 - 81/6 is -67/5.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 6 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 90 × 1 = 90,
9/90 = 9 × 1/90 × 1 = 9/90 - Likewise, for the 2nd fraction, since 6 × 15 = 90,
81/6 = 81 × 15/6 × 15 = 1215/90 - Subtract the two like fractions:
9/90 - 1215/90 = 9 - 1215/90 = -1206/90 - After reducing the fraction, the answer is -67/5
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