Question

Move the dot to 12 on the number line.
-3

Answer 1

Since the number line is in increments of 3 you have to move it four lines past 0.

Explanation:

The number line is done in increments of 3.

Answer 2

go to 0, and from the right start counting to twelve, each line is a number so count to 12 and put your dot on 12.