Subtract 45/27 from 2/12
1st number: 2/12, 2nd number: 1 18/27
2/12 - 45/27 is -3/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 27 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
2/12 = 2 × 9/12 × 9 = 18/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
45/27 = 45 × 4/27 × 4 = 180/108 - Subtract the two like fractions:
18/108 - 180/108 = 18 - 180/108 = -162/108 - After reducing the fraction, the answer is -3/2
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