Subtract 75/54 from 28/98
1st number: 28/98, 2nd number: 1 21/54
28/98 - 75/54 is -139/126.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 54 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 98 × 27 = 2646,
28/98 = 28 × 27/98 × 27 = 756/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
75/54 = 75 × 49/54 × 49 = 3675/2646 - Subtract the two like fractions:
756/2646 - 3675/2646 = 756 - 3675/2646 = -2919/2646 - After reducing the fraction, the answer is -139/126
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