Subtract 30/32 from 7/98
7/98 - 30/32 is -97/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 32 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 98 × 16 = 1568,
7/98 = 7 × 16/98 × 16 = 112/1568 - Likewise, for the 2nd fraction, since 32 × 49 = 1568,
30/32 = 30 × 49/32 × 49 = 1470/1568 - Subtract the two like fractions:
112/1568 - 1470/1568 = 112 - 1470/1568 = -1358/1568 - After reducing the fraction, the answer is -97/112
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