Add 27/15 and 45/10, Solve 1 12/15 + 4 5/10 as a fraction

Add 27/15 and 45/10

1^st number: 1 12/15, 2^nd number: 4 5/10

27/15 + 45/10 is 63/10.

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,
45/10 = 45 × 3/10 × 3 = 135/30
Add the two like fractions:
54/30 + 135/30 = 54 + 135/30 = 189/30
189/30 simplified gives 63/10
So, 27/15 + 45/10 = 63/10
In mixed form: 63/10

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