Subtract 90/98 from 27/32
27/32 - 90/98 is -117/1568.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 98 is 1568
Next, find the equivalent fraction of both fractional numbers with denominator 1568 - For the 1st fraction, since 32 × 49 = 1568,
27/32 = 27 × 49/32 × 49 = 1323/1568 - Likewise, for the 2nd fraction, since 98 × 16 = 1568,
90/98 = 90 × 16/98 × 16 = 1440/1568 - Subtract the two like fractions:
1323/1568 - 1440/1568 = 1323 - 1440/1568 = -117/1568
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