Subtract 40/42 from 56/24
1st number: 2 8/24, 2nd number: 40/42
56/24 - 40/42 is 29/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 42 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
56/24 = 56 × 7/24 × 7 = 392/168 - Likewise, for the 2nd fraction, since 42 × 4 = 168,
40/42 = 40 × 4/42 × 4 = 160/168 - Subtract the two like fractions:
392/168 - 160/168 = 392 - 160/168 = 232/168 - After reducing the fraction, the answer is 29/21
- In mixed form: 18/21
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