Subtract 40/42 from 15/96
15/96 - 40/42 is -535/672.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 42 is 672
Next, find the equivalent fraction of both fractional numbers with denominator 672 - For the 1st fraction, since 96 × 7 = 672,
15/96 = 15 × 7/96 × 7 = 105/672 - Likewise, for the 2nd fraction, since 42 × 16 = 672,
40/42 = 40 × 16/42 × 16 = 640/672 - Subtract the two like fractions:
105/672 - 640/672 = 105 - 640/672 = -535/672
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