Subtract 40/5 from 42/56
1st number: 42/56, 2nd number: 8 0/5
42/56 - 40/5 is -29/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 5 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
42/56 = 42 × 5/56 × 5 = 210/280 - Likewise, for the 2nd fraction, since 5 × 56 = 280,
40/5 = 40 × 56/5 × 56 = 2240/280 - Subtract the two like fractions:
210/280 - 2240/280 = 210 - 2240/280 = -2030/280 - After reducing the fraction, the answer is -29/4
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