Subtract 40/54 from 35/49
35/49 - 40/54 is -5/189.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 54 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 49 × 54 = 2646,
35/49 = 35 × 54/49 × 54 = 1890/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
40/54 = 40 × 49/54 × 49 = 1960/2646 - Subtract the two like fractions:
1890/2646 - 1960/2646 = 1890 - 1960/2646 = -70/2646 - After reducing the fraction, the answer is -5/189
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