Subtract 20/98 from 6/63
6/63 - 20/98 is -16/147.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 98 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 63 × 14 = 882,
6/63 = 6 × 14/63 × 14 = 84/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
20/98 = 20 × 9/98 × 9 = 180/882 - Subtract the two like fractions:
84/882 - 180/882 = 84 - 180/882 = -96/882 - After reducing the fraction, the answer is -16/147
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