Toy Train Track Number Lines
0 / 13Move the train forward and back to add and subtract.

The track is marked like a ruler, in centimeters. Find how far the train is from 0.
centimeters
centimeters
centimeters
Sam's track ends at centimeters.
Moving forward means add. Moving back means subtract. Find where the train stops.
6 + 9 =
80 − 30 =
35 + = 60
47 + 23 =
92 − 25 =
Draw a number line if it helps you.