Chapter 1 Review

Number Forms

100

Write the number in standard form: 

three million, seventy-six thousand, two hundred fourteen

3,076,214

200

Write the number in word form: 

9,380,170

Nine million, three hundred eighty thousand, one hundred seventy

300

Write the number in expanded form:

4,578,312

4,000,000+500,000+70,000+8,000+400+10+2

400

Complete each expanded form: 

4,623,180

_______+623,000+180

500

Ms. Green forgot the 7-digit security code used to access her email inbox. Use the following clues to help her find the code.

• There is a 2 in the thousands place.

• The digit in the tens place is 3 times the digit in the thousands place.

• The digit in the ones place is 2 less than 9.

• The digit in the ten thousands place is 4 less than the digit in the ones place.

• Multiply the digit in the ten thousands place by 2 to find the digit in the millions place.

• The digit in the hundreds place is 3 more than the digit in the tens place.

• The difference between the digit in the thousands place and the digit in the tens place is the digit in the hundred thousands place.

6,432,967

Multiplication/Exponents

100

9 x 100

900

200

58 x 3,000

174,000

300

872 x 10³

872,000

400

735 x 48

35, 280

500

429 x 2⁵

13,728

Division

100

9,200/100

92

200

800/200

4

300

270/20

13 R10

400

864/36

24

500

3,722/45

83 R32

Orders of Operation

100

96-50+65

111

200

6x40/3

80

300

(66+44)/5+12

34

400

( 2 + 3 )²+ ( 9 - 12 ÷ 3 )

30

500

(18 + 7 ) x (11 + 6 ) - 8²

361

Real Word Problems

100

Ella had an equal number of car stickers and smiley stickers.  She gave 30 car stickers and 45 smiley stickers to her brother.  She had twice as many car stickers as smiley stickers at the ed.  How many car stickers did she have at first? 

60

200

Alex, Kiri and Caleb played a computer game together.  Alex scored 758 points more than Kiri.  Kiri scored 912 fewer points than Caleb.  Their total score was 8,450 points.  How many points did Caleb score?

3,172

300

A group of teachers, parents and students attended a concert.  The adults paid $1,200 altogether and the students paid $640 altogether for their tickets.  The price of an adult ticket was $60, and there were 4 more teachers than parents.  How many parents were in the group?

8

400

The cost of 6 refrigerators and 5 washing machines is $23,628.  The cost of each refrigerator is $1,650 more than the cost of a washing machine.  How much does a washing machine cost?

$1,248

500

Henry bought 49 packs of red balloons, 66 packs of blue balloons, and 35 packs of yellow balloons. Each pack contained 12 balloons.  He mixed them up and gave away some balloons.  He then repacked the balance into packs of 25.  

A. How many balloons were there altogether?

B. He gave away 225 balloons.  How many packs of 25 were there?

C. Henry paid $3 for each pack of a dozen balloons.  He sold each new back of 25 balloons for $10.  How much money did he make?

A. 1,800 balloons

B. 63 packs

c. $180