Proportional Relationships
Adding Integers
Subtracting Intergers
100

Write a proportion to represent the relationship of 5 to 15 as it compares to x to 45

5/15=x/45

100

Solve −3 + 5

2

100

Solve 5 − 8

-3

200

If a car travels 180 miles in 3 hours, what is its speed in miles per hour?

60 miles per hour

200

Solve -7 + 4

-3

200

Solve -1 - (-4)

3

300

If a car travels 120 miles in 2 hours, what is its speed in miles per hour?

60 miles per hour

300

-10 + (-6)

-16

300

-9 - 3

-12

400

Solve for x.

5/15=x/45

x=15

400

-2 + 9

7

400

Sovle -6 - (-2)

-4

500

Solve for x.

8/20 = x/50

x=20

500

7 + (-3)

4

500
Solve 5 - (-3)

8

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