Add 12/40 and 9/3, Solve 12/40 + 3 0/3 as a fraction

Add 12/40 and 9/3

1^st number: 12/40, 2^nd number: 3 0/3

12/40 + 9/3 is 33/10.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 3 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 40 × 3 = 120,
12/40 = 12 × 3/40 × 3 = 36/120
Likewise, for the 2nd fraction, since 3 × 40 = 120,
9/3 = 9 × 40/3 × 40 = 360/120
Add the two like fractions:
36/120 + 360/120 = 36 + 360/120 = 396/120
396/120 simplified gives 33/10
So, 12/40 + 9/3 = 33/10
In mixed form: 33/10

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