Unit 2 Test Review

Place & Value

100

What is the place and value of the 8 in the following number?

743.078

Thousanths

8/1000 or 0.008

200

What digit is in the tenths place and what is the value?

546.98

9

9/10 or  0.9

300

674.902

What is the place and value of the 0 in the number above?

Hundredths

0/100 or 0.00

400

Compare the 6 in 438,697 to the 6 in 789.6.

Greater than or less than?

How many times greater or how many times smaller?

greater

1000x greater

500

Write a number with:

5 hundredths

7 thousandths

 . ? 57

Comparing & Ordering

100

Who has the lowest batting average?

Mayson.      0.44

Ainsley.       0.361

Jamie Lynn. 0.5

Kaylee.        0.407

Ainsley

200

12.85 ___ 12.758

<, >, or =

>

300

Ella and Emma were racing horses.  

Ella's horse finished in 152.9s

Emma's horse finished in 152.08s.

Who won?

Ella

400

<, >, =

876.09 ___876.090

=

500

743.009 ___ 743.05

<

Word, Expanded, and Standard Form

100

Write this number in standard form.

four hundred three thousand eight and ninety seven thousandths

403,008.097

200

(5x100,000)+(8x1,000)+(6x10)+(9x1)+(3x1/10)+(4x1/1000)

Write the number above in standard form.

508,069.304

300

Write this number in expanded notation.

5,607.038

(5x1,000)+(6x100)+(7x1)+(3x1/100)+(8x1/1000)

400

Write the following number in word form.

(7x100,000)+(8x1,000)+(6x10)+(9x1)+(2x0.1)+(5x0.001)

seven hundred eight thousand sixty-nine and two hundred five thousandths.

500

Write the number below in expanded notation.

689,932.02

(6x100,000)+(8x10,000)+(9x1,000)+(9x100)+(3x10)+(2x1)+(2x1/100)

Rounding

100

Round to the nearest whole number

180.63

181

200

Round to the nearest tenth

343.67

343.7

300

Round to the nearest hundredth

1,892.673

1,892.67

400

Round to the nearest whole number

169.87

170

500

Round to the nearest 10th

56.479

56.5

Multiplying & Dividing by Powers of 10

100

What is the difference in value of the 2 in the following numbers?  324.087 and 198.427

A - the 2 in 324.087 is 1000 times less than the 2 in 198.427.

B -  the 2 in 324.087 is 1000 times more than the 2 in 198.427.

C - the 2 in 324.087 is 100 times less than the 2 in 198.427.

D - the 2 in 324.087 is 100 times more than the 2 in 198.427.

B

200

654.987 x 10⁵

65,498,700

300

What number would correctly fit where the ? is.

98.865 / 10 ^??  = 0.0098865

4

400

What is 1/100 of 50?

0.5

500

What is 100 times greater than 9.765?

97.65