Subtract 81/49 from 40/75
1st number: 40/75, 2nd number: 1 32/49
40/75 - 81/49 is -823/735.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 49 is 3675
Next, find the equivalent fraction of both fractional numbers with denominator 3675 - For the 1st fraction, since 75 × 49 = 3675,
40/75 = 40 × 49/75 × 49 = 1960/3675 - Likewise, for the 2nd fraction, since 49 × 75 = 3675,
81/49 = 81 × 75/49 × 75 = 6075/3675 - Subtract the two like fractions:
1960/3675 - 6075/3675 = 1960 - 6075/3675 = -4115/3675 - After reducing the fraction, the answer is -823/735
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