Subtract 30/98 from 7/25
7/25 - 30/98 is -32/1225.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 98 is 2450
Next, find the equivalent fraction of both fractional numbers with denominator 2450 - For the 1st fraction, since 25 × 98 = 2450,
7/25 = 7 × 98/25 × 98 = 686/2450 - Likewise, for the 2nd fraction, since 98 × 25 = 2450,
30/98 = 30 × 25/98 × 25 = 750/2450 - Subtract the two like fractions:
686/2450 - 750/2450 = 686 - 750/2450 = -64/2450 - After reducing the fraction, the answer is -32/1225
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