Subtract 16/3 from 81/18
1st number: 4 9/18, 2nd number: 5 1/3
81/18 - 16/3 is -5/6.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 3 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
81/18 = 81 × 1/18 × 1 = 81/18 - Likewise, for the 2nd fraction, since 3 × 6 = 18,
16/3 = 16 × 6/3 × 6 = 96/18 - Subtract the two like fractions:
81/18 - 96/18 = 81 - 96/18 = -15/18 - After reducing the fraction, the answer is -5/6
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