Subtract 21/32 from 90/98
90/98 - 21/32 is 411/1568.
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,
90/98 = 90 × 16/98 × 16 = 1440/1568 - Likewise, for the 2nd fraction, since 32 × 49 = 1568,
21/32 = 21 × 49/32 × 49 = 1029/1568 - Subtract the two like fractions:
1440/1568 - 1029/1568 = 1440 - 1029/1568 = 411/1568
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