Subtract 70/96 from 40/84
40/84 - 70/96 is -85/336.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 96 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 84 × 8 = 672,
40/84 = 40 × 8/84 × 8 = 320/672 - Likewise, for the 2nd fraction, since 96 × 7 = 672,
70/96 = 70 × 7/96 × 7 = 490/672 - Subtract the two like fractions:
320/672 - 490/672 = 320 - 490/672 = -170/672 - After reducing the fraction, the answer is -85/336
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