Add 42/15 and 9/10, Solve 2 12/15 + 9/10 as a fraction

Add 42/15 and 9/10

1^st number: 2 12/15, 2^nd number: 9/10

42/15 + 9/10 is 37/10.

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,
42/15 = 42 × 2/15 × 2 = 84/30
Likewise, for the 2nd fraction, since 10 × 3 = 30,
9/10 = 9 × 3/10 × 3 = 27/30
Add the two like fractions:
84/30 + 27/30 = 84 + 27/30 = 111/30
111/30 simplified gives 37/10
So, 42/15 + 9/10 = 37/10
In mixed form: 37/10

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