Subtract 84/90 from 12/98
12/98 - 84/90 is -596/735.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 90 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 98 × 45 = 4410,
12/98 = 12 × 45/98 × 45 = 540/4410 - Likewise, for the 2nd fraction, since 90 × 49 = 4410,
84/90 = 84 × 49/90 × 49 = 4116/4410 - Subtract the two like fractions:
540/4410 - 4116/4410 = 540 - 4116/4410 = -3576/4410 - After reducing the fraction, the answer is -596/735
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