Miss Reyes put -7 + 5 = ? on the board and asked her students to represent the problem with a number line.  Charlie drew the number line below.

Which of the following correctly describes Charlie’s number line?

A.  The steps have to start on the 5 since it is positive.

B.  The direction of the steps is incorrect.

C.  The number line is correct.

D.  There are too many steps.

Miss Reyes’ Students
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