Subtract 30/32 from 18/49
18/49 - 30/32 is -447/784.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 32 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 49 × 32 = 1568,
18/49 = 18 × 32/49 × 32 = 576/1568 - Likewise, for the 2nd fraction, since 32 × 49 = 1568,
30/32 = 30 × 49/32 × 49 = 1470/1568 - Subtract the two like fractions:
576/1568 - 1470/1568 = 576 - 1470/1568 = -894/1568 - After reducing the fraction, the answer is -447/784
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