Add 21/2 and 36/12
1st number: 10 1/2, 2nd number: 3 0/12
21/2 + 36/12 is 27/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
21/2 = 21 × 6/2 × 6 = 126/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
36/12 = 36 × 1/12 × 1 = 36/12 - Add the two like fractions:
126/12 + 36/12 = 126 + 36/12 = 162/12 - 162/12 simplified gives 27/2
- So, 21/2 + 36/12 = 27/2
In mixed form: 131/2
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