Subtract 40/98 from 30/63
30/63 - 40/98 is 10/147.
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,
30/63 = 30 × 14/63 × 14 = 420/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
40/98 = 40 × 9/98 × 9 = 360/882 - Subtract the two like fractions:
420/882 - 360/882 = 420 - 360/882 = 60/882 - After reducing the fraction, the answer is 10/147
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