Subtract 96/42 from 15/80
1st number: 15/80, 2nd number: 2 12/42
15/80 - 96/42 is -235/112.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 42 is 1680
Next, find the equivalent fraction of both fractional numbers with denominator 1680 - For the 1st fraction, since 80 × 21 = 1680,
15/80 = 15 × 21/80 × 21 = 315/1680 - Likewise, for the 2nd fraction, since 42 × 40 = 1680,
96/42 = 96 × 40/42 × 40 = 3840/1680 - Subtract the two like fractions:
315/1680 - 3840/1680 = 315 - 3840/1680 = -3525/1680 - After reducing the fraction, the answer is -235/112
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