Add 72/18 and 84/9
1st number: 4 0/18, 2nd number: 9 3/9
72/18 + 84/9 is 40/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 9 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 18 × 1 = 18,
72/18 = 72 × 1/18 × 1 = 72/18 - Likewise, for the 2nd fraction, since 9 × 2 = 18,
84/9 = 84 × 2/9 × 2 = 168/18 - Add the two like fractions:
72/18 + 168/18 = 72 + 168/18 = 240/18 - 240/18 simplified gives 40/3
- So, 72/18 + 84/9 = 40/3
In mixed form: 131/3
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