Chapter 1 Math Review

Expanded Form

100

Write 17 in expanded form. 

10 + 7 = 17

200

Write 29 in expanded form.

20 + 9 = 29

300

Write 33 in expanded form.

30 + 3 = 33

400

Write 41 in expanded form. 

40 + 1= 41

500

Write 87 in expanded form. 

80 + 7=87

Tens and Ones

100

Describe the number 12 in tens and ones.

1 ten and 2 ones

200

Describe the number 37 in tens and ones.

3 tens and 7 ones

300

Describe the number 58 in tens and ones.

5 tens and 8 ones

400

Describe the number 99 in tens and ones.

9 tens and 9 ones

500

Describe the number 70 in tens and ones.

7 tens and 0 ones

Value

100

What is the value of the underlined digit? 

32

30

200

What is the value of the underlined digit? 

73

70

300

What is the value of the underlined digit? 

96

6

400

What is the value of the underlined digit? 

15

5

500

What is the value of the underlined digit? 

99

90

Favorite Number

100

Crew has a favorite number. His number has a 7 in the ones place and a 4 in the tens place. What is his favorite number?

47

200

Micah has a favorite number. His number has a 9 in the ones place and a 1 in the tens place. What is his favorite number?

19

300

Mrs. Milbauer has a favorite number. Her number has a 0 in the tens place and a 1 in the ones place. What is her favorite number?

1

400

Lillian has a favorite number. Her number has a 6 in the tens place and a 3 in the ones place. What is her favorite number?

63

500

Natalie has a favorite number. Her number has a 8 in the tens place and a 2 in the ones place. What is her favorite number?

82

Counting On

100

Count by 5's

30, ____, ____, ____

30, 35, 40, 45

200

Count by 5's

55, ____, ____, ____

55, 60, 65, 70

300

Count by 10's

30, ____, ____, ____

30, 40, 50, 60

400

Count by 10's

170, ____, ____, ____

170, 180, 190, 200

500

Count by 10's

230, ____, ____, ____

230, 240, 250, 260