Subtract 90/20 from 10/98
1st number: 10/98, 2nd number: 4 10/20
10/98 - 90/20 is -431/98.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 98 × 10 = 980,
10/98 = 10 × 10/98 × 10 = 100/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
90/20 = 90 × 49/20 × 49 = 4410/980 - Subtract the two like fractions:
100/980 - 4410/980 = 100 - 4410/980 = -4310/980 - After reducing the fraction, the answer is -431/98
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