Subtract 90/28 from 56/54
1st number: 1 2/54, 2nd number: 3 6/28
56/54 - 90/28 is -823/378.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 28 is 756
Next, find the equivalent fraction of both fractional numbers with denominator 756 - For the 1st fraction, since 54 × 14 = 756,
56/54 = 56 × 14/54 × 14 = 784/756 - Likewise, for the 2nd fraction, since 28 × 27 = 756,
90/28 = 90 × 27/28 × 27 = 2430/756 - Subtract the two like fractions:
784/756 - 2430/756 = 784 - 2430/756 = -1646/756 - After reducing the fraction, the answer is -823/378
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