Subtract 20/18 from 84/16
1st number: 5 4/16, 2nd number: 1 2/18
84/16 - 20/18 is 149/36.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
84/16 = 84 × 9/16 × 9 = 756/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
20/18 = 20 × 8/18 × 8 = 160/144 - Subtract the two like fractions:
756/144 - 160/144 = 756 - 160/144 = 596/144 - After reducing the fraction, the answer is 149/36
- In mixed form: 45/36
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