Subtract 45/49 from 16/72
16/72 - 45/49 is -307/441.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 49 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
16/72 = 16 × 49/72 × 49 = 784/3528 - Likewise, for the 2nd fraction, since 49 × 72 = 3528,
45/49 = 45 × 72/49 × 72 = 3240/3528 - Subtract the two like fractions:
784/3528 - 3240/3528 = 784 - 3240/3528 = -2456/3528 - After reducing the fraction, the answer is -307/441
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