Subtract 21/6 from 90/3
1st number: 30 0/3, 2nd number: 3 3/6
90/3 - 21/6 is 53/2.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 6 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 3 × 2 = 6,
90/3 = 90 × 2/3 × 2 = 180/6 - Likewise, for the 2nd fraction, since 6 × 1 = 6,
21/6 = 21 × 1/6 × 1 = 21/6 - Subtract the two like fractions:
180/6 - 21/6 = 180 - 21/6 = 159/6 - After reducing the fraction, the answer is 53/2
- In mixed form: 261/2
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