Subtract 21/6 from 98/63
1st number: 1 35/63, 2nd number: 3 3/6
98/63 - 21/6 is -35/18.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 6 is 126
Next, find the equivalent fraction of both fractional numbers with denominator 126 - For the 1st fraction, since 63 × 2 = 126,
98/63 = 98 × 2/63 × 2 = 196/126 - Likewise, for the 2nd fraction, since 6 × 21 = 126,
21/6 = 21 × 21/6 × 21 = 441/126 - Subtract the two like fractions:
196/126 - 441/126 = 196 - 441/126 = -245/126 - After reducing the fraction, the answer is -35/18
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