Add 30/36 and 84/18
1st number: 30/36, 2nd number: 4 12/18
30/36 + 84/18 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 36 × 1 = 36,
30/36 = 30 × 1/36 × 1 = 30/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
84/18 = 84 × 2/18 × 2 = 168/36 - Add the two like fractions:
30/36 + 168/36 = 30 + 168/36 = 198/36 - 198/36 simplified gives 11/2
- So, 30/36 + 84/18 = 11/2
In mixed form: 51/2
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