Subtract 45/4 from 18/12
1st number: 1 6/12, 2nd number: 11 1/4
18/12 - 45/4 is -39/4.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 12 × 1 = 12,
18/12 = 18 × 1/12 × 1 = 18/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
45/4 = 45 × 3/4 × 3 = 135/12 - Subtract the two like fractions:
18/12 - 135/12 = 18 - 135/12 = -117/12 - After reducing the fraction, the answer is -39/4
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