Subtract 30/49 from 7/16
7/16 - 30/49 is -137/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 49 is 784
Next, find the equivalent fraction of both fractional numbers with denominator 784 - For the 1st fraction, since 16 × 49 = 784,
7/16 = 7 × 49/16 × 49 = 343/784 - Likewise, for the 2nd fraction, since 49 × 16 = 784,
30/49 = 30 × 16/49 × 16 = 480/784 - Subtract the two like fractions:
343/784 - 480/784 = 343 - 480/784 = -137/784
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