Subtract 42/12 from 18/2
1st number: 9 0/2, 2nd number: 3 6/12
18/2 - 42/12 is 11/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
18/2 = 18 × 6/2 × 6 = 108/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
42/12 = 42 × 1/12 × 1 = 42/12 - Subtract the two like fractions:
108/12 - 42/12 = 108 - 42/12 = 66/12 - After reducing the fraction, the answer is 11/2
- In mixed form: 51/2
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