Add 21/30 and 27/5, Solve 21/30 + 5 2/5 as a fraction

Add 21/30 and 27/5

1^st number: 21/30, 2^nd number: 5 2/5

21/30 + 27/5 is 61/10.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 30 × 1 = 30,
21/30 = 21 × 1/30 × 1 = 21/30
Likewise, for the 2nd fraction, since 5 × 6 = 30,
27/5 = 27 × 6/5 × 6 = 162/30
Add the two like fractions:
21/30 + 162/30 = 21 + 162/30 = 183/30
183/30 simplified gives 61/10
So, 21/30 + 27/5 = 61/10
In mixed form: 61/10

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