Integers and Cartesian Planes

Adding Integers

100

7 + 5 

12

200

Calculate the difference between -30 and 40

70

300

-14 + 8 = 

-6

400

8 + (-21) = 

-13

500

    A submarine goes down 35 m below the ocean surface and resurfaces. It then goes 46 m below the surface. What is the total vertical distance travelled?

 116m

Subtracting Integers

100

22 - 8 =

14

200

7 - 16 = 

-9

300

-8 - 6 = 

-14

400

-22 - (-34) = 

12

500

20 - (-37) = 

57

Dividing Integers

100

100/10 = 

10

200

-72/8 = 

-9

300

-56/-7 = 

8

400

-8/8 = 

-1

500

-12/-12 = 

1

Multiplying Integers

100

12 x 11 = 

121

200

-6 x 70 = 

-42

300

-30 x -4 = 

120

400

54 x (-5) = 

-270

500

-89 x (-7) = 

-623

Cartesian Planes

100

Horizontal Axis 

the x-axis

200

Vertical Axis

the y-axis

300

The point that where two axes meet on the cartesian plane

 the origin

400

A cartesian plane is separated into 

 4-quadrants

500

A points position is indicated by a pair of numbers known as 

coordinates