Bicycle
Fire Hydrant
Mailbox
Fish Food
Marcus The Worm
100
-7+0
What is -7
100

numbers to right of decimal are

fractions/part of a whole

100

−5+8=

3

100

−4+9=

5

100

4-9

-5

200
(-3)+5
What is 2
200

Numbers to the left of the 0 on the number line are...

Negative

200

−9+4=

-5

200

8-5

3

200

−8−1=

-9

300
(-6)+(-10)
What is -16
300

Is zero negative, positive, or neither?

Neither

300

6−(−2)=

8

300

−2−(−7)=

5

300

2+(−3)=

-1

400
4-(-5)
What is 9
400

0+ (-3)=

-3

400

−7−1=

-8

400

5+(−9)=

-4

400

−1+7=

6

500
(-7)-(-4)
What is -3
500

7+(−3)=

4

500

3+(−6)=

-3

500

−6+2=

-4

500

9−(−4)=

13