Subtract 8/16 from 40/49
40/49 - 8/16 is 31/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 16 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 49 × 16 = 784,
40/49 = 40 × 16/49 × 16 = 640/784 - Likewise, for the 2nd fraction, since 16 × 49 = 784,
8/16 = 8 × 49/16 × 49 = 392/784 - Subtract the two like fractions:
640/784 - 392/784 = 640 - 392/784 = 248/784 - After reducing the fraction, the answer is 31/98
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