Subtract 15/16 from 40/75
40/75 - 15/16 is -97/240.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 16 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,
40/75 = 40 × 16/75 × 16 = 640/1200 - Likewise, for the 2nd fraction, since 16 × 75 = 1200,
15/16 = 15 × 75/16 × 75 = 1125/1200 - Subtract the two like fractions:
640/1200 - 1125/1200 = 640 - 1125/1200 = -485/1200 - After reducing the fraction, the answer is -97/240
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