Subtract 28/54 from 15/49
15/49 - 28/54 is -281/1323.
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,
15/49 = 15 × 54/49 × 54 = 810/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
28/54 = 28 × 49/54 × 49 = 1372/2646 - Subtract the two like fractions:
810/2646 - 1372/2646 = 810 - 1372/2646 = -562/2646 - After reducing the fraction, the answer is -281/1323
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