Add 42/9 and 45/6, Solve 4 6/9 + 7 3/6 as a fraction

Add 42/9 and 45/6

1^st number: 4 6/9, 2^nd number: 7 3/6

42/9 + 45/6 is 73/6.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 6 is 18

Next, find the equivalent fraction of both fractional numbers with denominator 18
For the 1st fraction, since 9 × 2 = 18,
42/9 = 42 × 2/9 × 2 = 84/18
Likewise, for the 2nd fraction, since 6 × 3 = 18,
45/6 = 45 × 3/6 × 3 = 135/18
Add the two like fractions:
84/18 + 135/18 = 84 + 135/18 = 219/18
219/18 simplified gives 73/6
So, 42/9 + 45/6 = 73/6
In mixed form: 121/6

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