Reading and Writing Ordering Mixed

ReviewProblem Solving

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Question 1 - 10

Glenn read “Light travels at a speed of 299,792,458 meters per second. How is this number written in words?

Answer 1 – 10

Two hundred ninety-nine million, seven hundred ninety-two thousand, four hundred fifty eight.

Question 1 - 20

The radio announcer reported that we received one and nine thousandths inches of rain on Tuesday. How is this number written as a decimal?

Answer 1 – 20

1.009

Question 1 - 30

Use the digits 5, 8, 0 and 3 to write the smallest possible decimal number in the spaces below. Each digit is only used once.

____.____ ____ ____

Answer 1 – 30

0.358

Question 1 - 40

George and Sean are playing a math game. In order to win a round a player must have the smallest number. How can George change his number to be the winner.

George: 23,345,854Sean: 23,245, 125

a. Change the ten millions digit to a 3b. Change the hundred thousands digit to a 4c. Change the millions place to a 2

Answer 1 – 40

C

Question 1 - 50

The table shows the sizes of different rabbits. What is the mass of the average swamp rabbit in words?

Type of Rabbit Average Mass(kg) Average Length (cm)

Eastern Cottontail 1.575 41.8

Swamp Rabbit 2.25 53.45

Black-tailed Jackrabbit

2.7 60

Answer 1 – 50

Two and twenty-five hundredths

Question 2 - 10

Hage wrote two equivalent measurements down for the length of his desk. Which set of measurements must he have chosen to write?

a. 43.05 cm and 43.5 cmb.43.5 cm and 43.500 cmc. 43.05 cm and 43.005 cmd.43.5 cm and 43.050 cm

Answer 2 – 10

B

Question 2 - 20

Becca, Andy, Hannah and Loryn were competing in a mall scavenger hunt. Below are the times in which each girl completed the hunt. Who won?

Becca 34.67 minutesHannah 45.2 minutesAndy 45.234 minutesLoryn 33.8 minutes

Answer 2 – 20

Loryn

Question 2 - 30

Write the following numbers in order from least to greatest:

2.9 3 2.831 3.08

Answer 2 – 30

2.8312.93

3.08

Question 2 - 40

Which number is less than 6.427?6.42 6.431 6.49 6.428

Answer 2 – 40

6.42

Question 2 - 50

Which student took longer than Angelica but less than Chen?

Name Time (seconds)

Moesha 6.093

Chen 6.2

Rojelio 5.95

Angelica 6.09

Rakheem 6

Jackson 5.701

Answer 2 – 50

Moesha

Question 3 - 10

What number is equivalent to 20 + 0.6 + 0.005

Answer 3 – 10

20.605

Question 3 - 20

Write the number that is equivalent to (3 X 10) + (2 X 1) + (6 X 0.1) +

(4 X 0.01) + (8 X 0.001)

Answer 3 – 20

32.648

Question 3 - 30

How many factors does 88 have? What are they?

Answer 3 – 30

8:1, 2, 4, 8, 11, 22, 44, 88

Question 3 - 40

Stephanie purchased twelve chairs for $269.00 each. The tax was $266.31.

What is the total amount of money she owes for the chairs including tax?

Answer 3 – 40

$3,494.31

Question 3 - 50

Josie had the following 5 test grades. 78, 81, 79, 88, 85. Which test score is a

prime number?

Answer 3 – 50

79

Question 4 - 10

The number 21 is a composite number. Name the prime factors of 21.

Answer 4 – 10

3 and 7

Question 4 - 20

The number on Joseph’s football Jersey is a prime number between 40 and 50. What could be the number on Joseph’s jersey?

Answer 4 – 20

41, 43 or 47

Question 4 - 30

If Saul rounds 8.126 to the nearest hundredth, what digit will be in the hundredths place?

Answer 4 – 30

3

Question 4 - 40

Write 23.087 in expanded form.

Answer 4 – 40

20 + 3 + .08 + .007

Question 4 - 50

Suzy has $500. Julie has one-fifth that much money. How much money does Julie have?

Answer 4 – 50

$100

Question 5 - 10

Which statement about the number 36 is correct?

a. 36 has exactly two factorsb.36 has 10 factorsc. 36 has 9 factorsd.36 is a prime number

Answer 5 – 10

C

Question 5 - 20

Write fourteen and seventy-six thousandths in standard form.

Answer 5 – 20

14.076

Question 5 - 30

Which food item was chosen a prime number of times?

Food Item People Who Chose

Pizza 75

Hot Dogs 91

Chicken Nuggets 24

Spaghetti 89

Answer 5 – 30

Spaghetti

Question 5 - 40

A phone book has 234 pages. Each page contains 23 phone numbers. How many phone numbers are in the phone book?

Answer 5 – 40

5382

Question 5 - 50

Mrs. Unger needs a piece of rope that is between 3.45 cm long and 4.003 cm long. Which piece of rope should Mrs. Unger choose?a.3.345 cmb.3.420 cmc.3.466 cmd.4.013 cm

Answer 5 – 50

C