Solve Addition Problem: (+8) + (+12) with Positive Numbers

Question

Solve the following expression:

$(+8)+(+12)=\text{ ?}$

00:05 Let's solve the problem together!

00:08 First, find the number 8 on the number line.

00:13 Now, move right in the positive direction.

00:18 Take twelve steps to the right.

00:22 And that's how you find the solution!

Let's add 8 to the number line and move 12 steps to the right.

Note that our result is a positive number:

Now solve the following exercise:

$8+12=20$

$20$