Subtract 81/27 from 4/18
1st number: 4/18, 2nd number: 3 0/27
4/18 - 81/27 is -25/9.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 27 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 18 × 3 = 54,
4/18 = 4 × 3/18 × 3 = 12/54 - Likewise, for the 2nd fraction, since 27 × 2 = 54,
81/27 = 81 × 2/27 × 2 = 162/54 - Subtract the two like fractions:
12/54 - 162/54 = 12 - 162/54 = -150/54 - After reducing the fraction, the answer is -25/9
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