Add 40/12 and 7/15, Solve 3 4/12 + 7/15 as a fraction

Add 40/12 and 7/15

1^st number: 3 4/12, 2^nd number: 7/15

40/12 + 7/15 is 19/5.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 15 is 60

Next, find the equivalent fraction of both fractional numbers with denominator 60
For the 1st fraction, since 12 × 5 = 60,
40/12 = 40 × 5/12 × 5 = 200/60
Likewise, for the 2nd fraction, since 15 × 4 = 60,
7/15 = 7 × 4/15 × 4 = 28/60
Add the two like fractions:
200/60 + 28/60 = 200 + 28/60 = 228/60
228/60 simplified gives 19/5
So, 40/12 + 7/15 = 19/5
In mixed form: 34/5

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