If there is no sign in front of an integer we know that it is a positive integer. When the baseball players are running toward home plate they are considered to be moving in a positive direction and they are considered to be positive integers.

[ QUESTION 1 ]

2 + 3 = 5

Question 1 of 5

2.

[ QUESTION 2 ]

1 + 3 = 4

Question 2 of 5

3.

[ QUESTION 3 ]

4 + 2 = 6

Question 3 of 5

4.

[ QUESTION 4 ]

3 + 5 = 8

Question 4 of 5

5.

[ QUESTION 5 ]

6 + 4 = 10

Question 5 of 5

Baseball Introduction to the Addition of Positive Integers