Subtract 20/6 from 7/98
1st number: 7/98, 2nd number: 3 2/6
7/98 - 20/6 is -137/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 6 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 98 × 3 = 294,
7/98 = 7 × 3/98 × 3 = 21/294 - Likewise, for the 2nd fraction, since 6 × 49 = 294,
20/6 = 20 × 49/6 × 49 = 980/294 - Subtract the two like fractions:
21/294 - 980/294 = 21 - 980/294 = -959/294 - After reducing the fraction, the answer is -137/42
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