Add 21/3 and 81/6
1st number: 7 0/3, 2nd number: 13 3/6
21/3 + 81/6 is 41/2.
Steps for adding 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,
81/6 = 81 × 1/6 × 1 = 81/6 - Add the two like fractions:
42/6 + 81/6 = 42 + 81/6 = 123/6 - 123/6 simplified gives 41/2
- So, 21/3 + 81/6 = 41/2
In mixed form: 201/2
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