Answer:youre not dum :)
Step-by-step explanation: e
54000
54 x (10^3) = 54000
-2? it’s been awhile sorry if it’s wrong
Answer:

Explanation:
The given addition exercise is:

The LCM of the denominator (5 and 3) = 15
Multiply 2/5 by 3/3

Multiply 1/3 by 5/5

The addition becomes

Therefore, we can fill in the vacant boxes as shown below:
B) Because 4/24 is the amount of cars