Subtract 18/27 from 40/98
40/98 - 18/27 is -38/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 27 is 2646
Next, find the equivalent fraction of both fractional numbers with denominator 2646 - For the 1st fraction, since 98 × 27 = 2646,
40/98 = 40 × 27/98 × 27 = 1080/2646 - Likewise, for the 2nd fraction, since 27 × 98 = 2646,
18/27 = 18 × 98/27 × 98 = 1764/2646 - Subtract the two like fractions:
1080/2646 - 1764/2646 = 1080 - 1764/2646 = -684/2646 - After reducing the fraction, the answer is -38/147
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