Subtract 90/56 from 18/25
1st number: 18/25, 2nd number: 1 34/56
18/25 - 90/56 is -621/700.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 56 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 25 × 56 = 1400,
18/25 = 18 × 56/25 × 56 = 1008/1400 - Likewise, for the 2nd fraction, since 56 × 25 = 1400,
90/56 = 90 × 25/56 × 25 = 2250/1400 - Subtract the two like fractions:
1008/1400 - 2250/1400 = 1008 - 2250/1400 = -1242/1400 - After reducing the fraction, the answer is -621/700
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