Add 36/28 and 20/42, Solve 1 8/28 + 20/42 as a fraction

Add 36/28 and 20/42

1^st number: 1 8/28, 2^nd number: 20/42

36/28 + 20/42 is 37/21.

Find the least common denominator or LCM of the two denominators:
LCM of 28 and 42 is 84

Next, find the equivalent fraction of both fractional numbers with denominator 84
For the 1st fraction, since 28 × 3 = 84,
36/28 = 36 × 3/28 × 3 = 108/84
Likewise, for the 2nd fraction, since 42 × 2 = 84,
20/42 = 20 × 2/42 × 2 = 40/84
Add the two like fractions:
108/84 + 40/84 = 108 + 40/84 = 148/84
148/84 simplified gives 37/21
So, 36/28 + 20/42 = 37/21
In mixed form: 116/21

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