7th Grade Pre-Alg Ch 2 Review

Absolute Value

100

|-17|

17

200

-|74|

-74

300

|-21 + 14|

7

400

41 - |-10 + (-8)|

23

500

-|32 -16| + |-14 +8|

-10

Adding Integers

100

12 + (-9)

3

200

-25 + 10 + (-5)

-20

300

-18 + 7 + (-11) + (-8) + 25

-5

400

40 + (-27) + (-15) + 7 + (-5)

0

500

-56 + (-20) + 40 + (-14) + 51 + (-2)

-1

Subtracting Integers

100

-5 - 7

-12

200

24 - (-5)

29

300

20 - (-12) - 16 - (-5)

21

400

-17 - (-20) - 5 - (-14)

12

500

14 - 7 - (-23) - (-15) - 25 - 19

1

Multiplying and Dividing Integers

100

-7 x -21

147

200

(-2) (-4) (-1) (-6) (-1)

-48

300

210 ÷ (-21) ÷ (-1) ÷ (-5)

-2

400

Is the following positive or negative?

(-a) (b) (-c) (-d) (e) (f) (-g) (-h) (-i) (j) (-k)

Negative

500

(-4) (-5) ÷ (10) (-2) ÷ (-4) (-216)

-216

Graphing

100

What quadrant is (1, 5) in?

Quadrant 1

200

What quadrant is (5, -7) in?

Quadrant 4

300

If I start at point (2, 7) and I move to the left 1 unit and down 5 units, what is my new coordinate point?

(1, 2)

400

What quadrant is (-5, -1) in?

Quadrant 3

500

What quadrant is (0, 5) in?

None