1st Semester Review for iReady

Decimals: + - x ÷

100

9.1 + 2.4

11.5

200

6.608 + 9.44

16.048

300

4.86 - 2.9

1.96

400

6.23 x 4.7

29.281

500

4.9 ÷ 0.07

70

Fractiony Stuff

100

Write 7/2 as a mixed number.

3 1/2

200

Write 3 5/6 as an improper fraction.

23/6

300

Simplify 12/15

4/5

400

Find the GCF of 15 and 20

5

500

Find the LCM of 8 and 20

40

Adding & Subtracting Fractions & Mixed Numbers (SIMPLIFY!)

100

3/8 + 2/8

5/8

200

5/6 - 1/6

2/3

300

11/12 - 1/4

2/3

400

1 1/5 + 2 4/5

4

500

13 2/5 - 9 1/2

3 9/10

Multiplying & Dividing Fractions & Mixed Numbers(SIMPLIFY!)

100

7/8 x 1/4

7/32

200

5/9 x 1/5

1/9

300

1/2 ÷ 1/8

4

400

1/8 x 64

8

500

5 3/5 ÷ 1 1/2

3 11/15

Order of Operations

100

9 + 11 x 2

31

200

8 + 5² x 4

108

300

36 ÷ 3 + 2³ - 5

15

400

(3 + 7)² - 6

94

500

20 ÷ 4 + 3 x (12 - 7)

20

Evaluating Expressions

100

x - 7 when x = 10

3

200

4y - 1 when y = 5

19

300

3(a + b) when a = 6 and b = 2

24

400

The formula for volume of a rectangular prism is V=lwh. 

Find the volume of a rectangular prism when l=5, w=4, and h=2.

40

500

The formula to find the area of a circle is A=πr².

Find the area of a circle when r=2. (Use 3.14 for π.)

12.56