Subtract 84/8 from 98/42
1st number: 2 14/42, 2nd number: 10 4/8
98/42 - 84/8 is -49/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
98/42 = 98 × 4/42 × 4 = 392/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
84/8 = 84 × 21/8 × 21 = 1764/168 - Subtract the two like fractions:
392/168 - 1764/168 = 392 - 1764/168 = -1372/168 - After reducing the fraction, the answer is -49/6
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