Subtract 6/8 from 2/84
2/84 - 6/8 is -61/84.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
2/84 = 2 × 2/84 × 2 = 4/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
6/8 = 6 × 21/8 × 21 = 126/168 - Subtract the two like fractions:
4/168 - 126/168 = 4 - 126/168 = -122/168 - After reducing the fraction, the answer is -61/84
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