Subtract 70/4 from 8/84
1st number: 8/84, 2nd number: 17 2/4
8/84 - 70/4 is -731/42.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
8/84 = 8 × 1/84 × 1 = 8/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
70/4 = 70 × 21/4 × 21 = 1470/84 - Subtract the two like fractions:
8/84 - 1470/84 = 8 - 1470/84 = -1462/84 - After reducing the fraction, the answer is -731/42
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