Subtract 75/24 from 70/42
1st number: 1 28/42, 2nd number: 3 3/24
70/42 - 75/24 is -35/24.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 42 × 4 = 168,
70/42 = 70 × 4/42 × 4 = 280/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
75/24 = 75 × 7/24 × 7 = 525/168 - Subtract the two like fractions:
280/168 - 525/168 = 280 - 525/168 = -245/168 - After reducing the fraction, the answer is -35/24
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