Subtract 45/27 from 20/12
1st number: 1 8/12, 2nd number: 1 18/27
20/12 - 45/27 is 0/1.
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,
20/12 = 20 × 9/12 × 9 = 180/108 - Likewise, for the 2nd fraction, since 27 × 4 = 108,
45/27 = 45 × 4/27 × 4 = 180/108 - Subtract the two like fractions:
180/108 - 180/108 = 180 - 180/108 = 0/108 - The answer is 0
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