Subtract 7/49 from 5/54
5/54 - 7/49 is -19/378.
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,
5/54 = 5 × 49/54 × 49 = 245/2646 - Likewise, for the 2nd fraction, since 49 × 54 = 2646,
7/49 = 7 × 54/49 × 54 = 378/2646 - Subtract the two like fractions:
245/2646 - 378/2646 = 245 - 378/2646 = -133/2646 - After reducing the fraction, the answer is -19/378
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