Subtract 12/84 from 18/2
1st number: 9 0/2, 2nd number: 12/84
18/2 - 12/84 is 62/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
18/2 = 18 × 42/2 × 42 = 756/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
12/84 = 12 × 1/84 × 1 = 12/84 - Subtract the two like fractions:
756/84 - 12/84 = 756 - 12/84 = 744/84 - After reducing the fraction, the answer is 62/7
- In mixed form: 86/7
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