Add 6/20 and 72/27, Solve 6/20 + 2 18/27 as a fraction

Add 6/20 and 72/27

1^st number: 6/20, 2^nd number: 2 18/27

6/20 + 72/27 is 89/30.

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,
6/20 = 6 × 27/20 × 27 = 162/540
Likewise, for the 2nd fraction, since 27 × 20 = 540,
72/27 = 72 × 20/27 × 20 = 1440/540
Add the two like fractions:
162/540 + 1440/540 = 162 + 1440/540 = 1602/540
1602/540 simplified gives 89/30
So, 6/20 + 72/27 = 89/30
In mixed form: 229/30

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