Add 42/2 and 21/36
1st number: 21 0/2, 2nd number: 21/36
42/2 + 21/36 is 259/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 36 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 2 × 18 = 36,
42/2 = 42 × 18/2 × 18 = 756/36 - Likewise, for the 2nd fraction, since 36 × 1 = 36,
21/36 = 21 × 1/36 × 1 = 21/36 - Add the two like fractions:
756/36 + 21/36 = 756 + 21/36 = 777/36 - 777/36 simplified gives 259/12
- So, 42/2 + 21/36 = 259/12
In mixed form: 217/12
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