Subtract 3/98 from 12/72
12/72 - 3/98 is 20/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 98 is 3528
Next, find the equivalent fraction of both fractional numbers with denominator 3528 - For the 1st fraction, since 72 × 49 = 3528,
12/72 = 12 × 49/72 × 49 = 588/3528 - Likewise, for the 2nd fraction, since 98 × 36 = 3528,
3/98 = 3 × 36/98 × 36 = 108/3528 - Subtract the two like fractions:
588/3528 - 108/3528 = 588 - 108/3528 = 480/3528 - After reducing the fraction, the answer is 20/147
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