Subtract 18/84 from 9/2
1st number: 4 1/2, 2nd number: 18/84
9/2 - 18/84 is 30/7.
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,
9/2 = 9 × 42/2 × 42 = 378/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
18/84 = 18 × 1/84 × 1 = 18/84 - Subtract the two like fractions:
378/84 - 18/84 = 378 - 18/84 = 360/84 - After reducing the fraction, the answer is 30/7
- In mixed form: 42/7
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