Add 27/15 and 4/10, Solve 1 12/15 + 4/10 as a fraction

Add 27/15 and 4/10

1^st number: 1 12/15, 2^nd number: 4/10

27/15 + 4/10 is 11/5.

Find the least common denominator or LCM of the two denominators:
LCM of 15 and 10 is 30

Next, find the equivalent fraction of both fractional numbers with denominator 30
For the 1st fraction, since 15 × 2 = 30,
27/15 = 27 × 2/15 × 2 = 54/30
Likewise, for the 2nd fraction, since 10 × 3 = 30,
4/10 = 4 × 3/10 × 3 = 12/30
Add the two like fractions:
54/30 + 12/30 = 54 + 12/30 = 66/30
66/30 simplified gives 11/5
So, 27/15 + 4/10 = 11/5
In mixed form: 21/5

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