Add 40/42 and 8/3, Solve 40/42 + 2 2/3 as a fraction

Add 40/42 and 8/3

1^st number: 40/42, 2^nd number: 2 2/3

40/42 + 8/3 is 76/21.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 3 is 42

Next, find the equivalent fraction of both fractional numbers with denominator 42
For the 1st fraction, since 42 × 1 = 42,
40/42 = 40 × 1/42 × 1 = 40/42
Likewise, for the 2nd fraction, since 3 × 14 = 42,
8/3 = 8 × 14/3 × 14 = 112/42
Add the two like fractions:
40/42 + 112/42 = 40 + 112/42 = 152/42
152/42 simplified gives 76/21
So, 40/42 + 8/3 = 76/21
In mixed form: 313/21

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