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Expressions

100

Simplify: 3(x+12)

3x+36

200

5(7x+8)

35x+40

300

11(x+9)

11x+99

400

8(x+7)

8x+56

500

12(4x+10)

48x+120

Ratios

100

What is the unit rate:  5 to 10

1 to 2

200

7: 21         1: ?  

3

300

The ratio to dogs to cats is 7 to 6.  If there are  56 dogs, how many cats are there?

48 cats

400

Boys to Girls:   12 to 8  =    48 to ?

32

500

IF there are 13 pens to 19 pencils, how many pens would there be if there 76 pencils

52

Division

100

452 divided by 4 

113

200

568 divided by 8 

71

300

2645 divided by 15

176.3 continued

400

74.4 divided by 0.8

93

500

7,489 divided by 0.09

83.21 continued

Order of operations

100

3³ - (9-3) + 8

29

200

7(82-60) +3³

181

300

105- 7² + (4x2)

64

400

2(7x8) + 2.5 -1.5

113

500

4.5(3.1) + 2(9x6)

121.95

GCf and LCM

100

LCM:  3 and 8

24

200

LCM: 6 and 8

24

300

GCF: 72 and 36

36

400

GCF: 60 and 24

12

500

GCF: 56 and 112

56