Get Smart with Integers

Integers

100

|-16|

16

200

The opposite of 5

 -5

300

A dolphin is 25 feet under water. A jellyfish is 18.5 feet under water. Which depth is closer to sea level, write your answer as an integer.

-18.5

400

See slide 7

|b|>a

Compare and Order Rational Numbers

100

Which number is bigger -1 or -10?

-1

200

Order from least to greatest 

3/4 , -0.5 , 3/2 , -1/4 

-0.5 , -1/4 , 3/4 , 3/2

300

Which number is bigger |-15| or |8|?

|-15| = 15

400

Compare using an inequality. 

-0.75     -9/4

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Vocabulary

100

Whole numbers and their opposites.

integers

200

Two numbers that are the same distance from zero on the other sides of a number line. 

opposites 

300

Any number that can be written as the quotient of two integers.

rational number 

400

The starting spot on a coordinate plane. Or (0,0). 

Origin

Coordinate Plane

100

See Slide 5

(-2,3)

200

See Slide 10

B(-3,2)

C(-2,-4)

D(6,-3)

300

See Slide 9

(-2,-3)

400

Double Jeopardy!

You have a point at (-1.5,3). What would the coordinates of the point that reflects both axes?

(1.5,-3)

Distance

100

Find the distance between points R & S

R(3,5) , S(3,-3)

8 units

200

See Slide 2

(2,-4)

300

Find the Perimeter of the Rectangle WXYZ

W(-3,-2) , X(4,-2) , Y(4,-5) , Z(-3,-5)

20 units

400

Write the ordered pair for the point in quadrant II that is 4 units away from (3.5,2) 

(-0.5,2)