Subtract 90/14 from 54/15
1st number: 3 9/15, 2nd number: 6 6/14
54/15 - 90/14 is -99/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 14 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
54/15 = 54 × 14/15 × 14 = 756/210 - Likewise, for the 2nd fraction, since 14 × 15 = 210,
90/14 = 90 × 15/14 × 15 = 1350/210 - Subtract the two like fractions:
756/210 - 1350/210 = 756 - 1350/210 = -594/210 - After reducing the fraction, the answer is -99/35
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