Subtract 70/54 from 20/49
1st number: 20/49, 2nd number: 1 16/54
20/49 - 70/54 is -1175/1323.
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,
20/49 = 20 × 54/49 × 54 = 1080/2646 - Likewise, for the 2nd fraction, since 54 × 49 = 2646,
70/54 = 70 × 49/54 × 49 = 3430/2646 - Subtract the two like fractions:
1080/2646 - 3430/2646 = 1080 - 3430/2646 = -2350/2646 - After reducing the fraction, the answer is -1175/1323
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