Subtract 81/27 from 84/2
1st number: 42 0/2, 2nd number: 3 0/27
84/2 - 81/27 is 39/1.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 2 × 27 = 54,
84/2 = 84 × 27/2 × 27 = 2268/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
81/27 = 81 × 2/27 × 2 = 162/54 - Subtract the two like fractions:
2268/54 - 162/54 = 2268 - 162/54 = 2106/54 - After reducing the fraction, the answer is 39/1
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