Add 12/16 and 27/20, Solve 12/16 + 1 7/20 as a fraction

Add 12/16 and 27/20

1^st number: 12/16, 2^nd number: 1 7/20

12/16 + 27/20 is 21/10.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 20 is 80

Next, find the equivalent fraction of both fractional numbers with denominator 80
For the 1st fraction, since 16 × 5 = 80,
12/16 = 12 × 5/16 × 5 = 60/80
Likewise, for the 2nd fraction, since 20 × 4 = 80,
27/20 = 27 × 4/20 × 4 = 108/80
Add the two like fractions:
60/80 + 108/80 = 60 + 108/80 = 168/80
168/80 simplified gives 21/10
So, 12/16 + 27/20 = 21/10
In mixed form: 21/10

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