Add 18/9 and 30/4
1st number: 2 0/9, 2nd number: 7 2/4
18/9 + 30/4 is 19/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 4 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
18/9 = 18 × 4/9 × 4 = 72/36 - Likewise, for the 2nd fraction, since 4 × 9 = 36,
30/4 = 30 × 9/4 × 9 = 270/36 - Add the two like fractions:
72/36 + 270/36 = 72 + 270/36 = 342/36 - 342/36 simplified gives 19/2
- So, 18/9 + 30/4 = 19/2
In mixed form: 91/2
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