Add 36/20 and 28/42, Solve 1 16/20 + 28/42 as a fraction

Add 36/20 and 28/42

1^st number: 1 16/20, 2^nd number: 28/42

36/20 + 28/42 is 37/15.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 42 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 20 × 21 = 420,
36/20 = 36 × 21/20 × 21 = 756/420
Likewise, for the 2nd fraction, since 42 × 10 = 420,
28/42 = 28 × 10/42 × 10 = 280/420
Add the two like fractions:
756/420 + 280/420 = 756 + 280/420 = 1036/420
1036/420 simplified gives 37/15
So, 36/20 + 28/42 = 37/15
In mixed form: 27/15

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