Subtract 2/98 from 12/40
12/40 - 2/98 is 137/490.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 98 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 40 × 49 = 1960,
12/40 = 12 × 49/40 × 49 = 588/1960 - Likewise, for the 2nd fraction, since 98 × 20 = 1960,
2/98 = 2 × 20/98 × 20 = 40/1960 - Subtract the two like fractions:
588/1960 - 40/1960 = 588 - 40/1960 = 548/1960 - After reducing the fraction, the answer is 137/490
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