Subtract 42/28 from 20/2
1st number: 10 0/2, 2nd number: 1 14/28
20/2 - 42/28 is 17/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 28 is 28
Next, find the equivalent fraction of both fractional numbers with denominator 28 - For the 1st fraction, since 2 × 14 = 28,
20/2 = 20 × 14/2 × 14 = 280/28 - Likewise, for the 2nd fraction, since 28 × 1 = 28,
42/28 = 42 × 1/28 × 1 = 42/28 - Subtract the two like fractions:
280/28 - 42/28 = 280 - 42/28 = 238/28 - After reducing the fraction, the answer is 17/2
- In mixed form: 81/2
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