Add 10/4 and 84/9, Solve 2 2/4 + 9 3/9 as a fraction

Add 10/4 and 84/9

1^st number: 2 2/4, 2^nd number: 9 3/9

10/4 + 84/9 is 71/6.

Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36

Next, find the equivalent fraction of both fractional numbers with denominator 36
For the 1st fraction, since 4 × 9 = 36,
10/4 = 10 × 9/4 × 9 = 90/36
Likewise, for the 2nd fraction, since 9 × 4 = 36,
84/9 = 84 × 4/9 × 4 = 336/36
Add the two like fractions:
90/36 + 336/36 = 90 + 336/36 = 426/36
426/36 simplified gives 71/6
So, 10/4 + 84/9 = 71/6
In mixed form: 115/6

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