Subtract 42/56 from 20/5
1st number: 4 0/5, 2nd number: 42/56
20/5 - 42/56 is 13/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
20/5 = 20 × 56/5 × 56 = 1120/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
42/56 = 42 × 5/56 × 5 = 210/280 - Subtract the two like fractions:
1120/280 - 210/280 = 1120 - 210/280 = 910/280 - After reducing the fraction, the answer is 13/4
- In mixed form: 31/4
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