Same Signs
Different Signs
Word Problems
Number Line
Real Life
100

3+5

8

100

8+-3

5

100

You gained 5 points in a game and then gained 7 more. What’s your score change?

12

100

Start at 0, move 6 steps right, then 2 more steps right. Where are you?

8

100

The elevator goes down 3 floors, then down 2 more. Where are you?

-5 floors

200

-4+-6

10

200

-7+10

3

200

A diver is at -4 meters and goes down 6 more meters. Where is he?

-10 meters

200

Start at 0, move 10 steps left, then 3 steps right. Where are you?

-7

200

A hiker climbs 7 meters up, then 4 meters down. What’s the net change?

3 meters

300

12+15

27

300

-15+9

-6

300

The temperature was -3°C in the morning and rose by 8°C. What is it now?

5°C

300

 Start at -5, move 9 steps right. Where are you?  

4

300

A bank account has -50 dollars. You deposit 30. Balance?

-20 dollars

400

-20+-9

-29

400

25+-40

-15

400

You lost 20 dollars, then earned 15 dollars. What’s your balance change?

-5

400

 Start at 12, move 20 steps left. Where are you?  


-8

400

A rocket is at 100 meters, and falls 150 meters. Where is it?

-50 meters

500

125+175

300

500

-120+75

-45

500

A submarine is at -150 meters, rises 120 meters, then descends 50 meters. Final position?

-80 meters

500

 Start at -30, move 15 steps right, then 25 steps left. Where are you?  

-40

500

A stock price drops 80 points, then rises 45, then drops 20. Net change?

-55