Add 40/18 and 40/42, Solve 2 4/18 + 40/42 as a fraction

Add 40/18 and 40/42

1^st number: 2 4/18, 2^nd number: 40/42

40/18 + 40/42 is 200/63.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 42 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 18 × 7 = 126,
40/18 = 40 × 7/18 × 7 = 280/126
Likewise, for the 2nd fraction, since 42 × 3 = 126,
40/42 = 40 × 3/42 × 3 = 120/126
Add the two like fractions:
280/126 + 120/126 = 280 + 120/126 = 400/126
400/126 simplified gives 200/63
So, 40/18 + 40/42 = 200/63
In mixed form: 311/63

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