Subtract 5/6 from 90/27
1st number: 3 9/27, 2nd number: 5/6
90/27 - 5/6 is 5/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 6 is 54
Next, find the equivalent fraction of both fractional numbers with denominator 54 - For the 1st fraction, since 27 × 2 = 54,
90/27 = 90 × 2/27 × 2 = 180/54 - Likewise, for the 2nd fraction, since 6 × 9 = 54,
5/6 = 5 × 9/6 × 9 = 45/54 - Subtract the two like fractions:
180/54 - 45/54 = 180 - 45/54 = 135/54 - After reducing the fraction, the answer is 5/2
- In mixed form: 21/2
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