Subtract 45/12 from 30/2
1st number: 15 0/2, 2nd number: 3 9/12
30/2 - 45/12 is 45/4.
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,
30/2 = 30 × 6/2 × 6 = 180/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
45/12 = 45 × 1/12 × 1 = 45/12 - Subtract the two like fractions:
180/12 - 45/12 = 180 - 45/12 = 135/12 - After reducing the fraction, the answer is 45/4
- In mixed form: 111/4
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