Subtract 27/6 from 21/3
1st number: 7 0/3, 2nd number: 4 3/6
21/3 - 27/6 is 5/2.
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,
21/3 = 21 × 2/3 × 2 = 42/6 - Likewise, for the 2nd fraction, since 6 × 1 = 6,
27/6 = 27 × 1/6 × 1 = 27/6 - Subtract the two like fractions:
42/6 - 27/6 = 42 - 27/6 = 15/6 - After reducing the fraction, the answer is 5/2
- In mixed form: 21/2
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