Subtract 56/49 from 45/54
1st number: 45/54, 2nd number: 1 7/49
45/54 - 56/49 is -13/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 49 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 54 × 49 = 2646,
45/54 = 45 × 49/54 × 49 = 2205/2646 - Likewise, for the 2nd fraction, since 49 × 54 = 2646,
56/49 = 56 × 54/49 × 54 = 3024/2646 - Subtract the two like fractions:
2205/2646 - 3024/2646 = 2205 - 3024/2646 = -819/2646 - After reducing the fraction, the answer is -13/42
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