Subtract 20/56 from 18/2
1st number: 9 0/2, 2nd number: 20/56
18/2 - 20/56 is 121/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 2 × 28 = 56,
18/2 = 18 × 28/2 × 28 = 504/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
20/56 = 20 × 1/56 × 1 = 20/56 - Subtract the two like fractions:
504/56 - 20/56 = 504 - 20/56 = 484/56 - After reducing the fraction, the answer is 121/14
- In mixed form: 89/14
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