Subtract 75/40 from 56/54
1st number: 1 2/54, 2nd number: 1 35/40
56/54 - 75/40 is -181/216.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 40 is 1080
Next, find the equivalent fraction of both fractional numbers with denominator 1080 - For the 1st fraction, since 54 × 20 = 1080,
56/54 = 56 × 20/54 × 20 = 1120/1080 - Likewise, for the 2nd fraction, since 40 × 27 = 1080,
75/40 = 75 × 27/40 × 27 = 2025/1080 - Subtract the two like fractions:
1120/1080 - 2025/1080 = 1120 - 2025/1080 = -905/1080 - After reducing the fraction, the answer is -181/216
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Related: 56/54-75/80