Add 5/20 and 42/27, Solve 5/20 + 1 15/27 as a fraction

Add 5/20 and 42/27

1^st number: 5/20, 2^nd number: 1 15/27

5/20 + 42/27 is 65/36.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 27 is 540

Next, find the equivalent fraction of both fractional numbers with denominator 540
For the 1st fraction, since 20 × 27 = 540,
5/20 = 5 × 27/20 × 27 = 135/540
Likewise, for the 2nd fraction, since 27 × 20 = 540,
42/27 = 42 × 20/27 × 20 = 840/540
Add the two like fractions:
135/540 + 840/540 = 135 + 840/540 = 975/540
975/540 simplified gives 65/36
So, 5/20 + 42/27 = 65/36
In mixed form: 129/36

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