Add 40/14 and 15/9, Solve 2 12/14 + 1 6/9 as a fraction

Add 40/14 and 15/9

1^st number: 2 12/14, 2^nd number: 1 6/9

40/14 + 15/9 is 95/21.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
40/14 = 40 × 9/14 × 9 = 360/126
Likewise, for the 2nd fraction, since 9 × 14 = 126,
15/9 = 15 × 14/9 × 14 = 210/126
Add the two like fractions:
360/126 + 210/126 = 360 + 210/126 = 570/126
570/126 simplified gives 95/21
So, 40/14 + 15/9 = 95/21
In mixed form: 411/21

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