Subtract 90/25 from 54/56
1st number: 54/56, 2nd number: 3 15/25
54/56 - 90/25 is -369/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 25 is 1400
Next, find the equivalent fraction of both fractional numbers with denominator 1400 - For the 1st fraction, since 56 × 25 = 1400,
54/56 = 54 × 25/56 × 25 = 1350/1400 - Likewise, for the 2nd fraction, since 25 × 56 = 1400,
90/25 = 90 × 56/25 × 56 = 5040/1400 - Subtract the two like fractions:
1350/1400 - 5040/1400 = 1350 - 5040/1400 = -3690/1400 - After reducing the fraction, the answer is -369/140
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