Add 36/9 and 50/42, Solve 4 0/9 + 1 8/42 as a fraction

Add 36/9 and 50/42

1^st number: 4 0/9, 2^nd number: 1 8/42

36/9 + 50/42 is 109/21.

Find the least common denominator or LCM of the two denominators:
LCM of 9 and 42 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 9 × 14 = 126,
36/9 = 36 × 14/9 × 14 = 504/126
Likewise, for the 2nd fraction, since 42 × 3 = 126,
50/42 = 50 × 3/42 × 3 = 150/126
Add the two like fractions:
504/126 + 150/126 = 504 + 150/126 = 654/126
654/126 simplified gives 109/21
So, 36/9 + 50/42 = 109/21
In mixed form: 54/21

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