Place Value
Forms
2-digit addition
2-digit subtraction
100

What is the value of the digit in the ones place?

39

9

100

Write this number in standard form. Seventy two

72

100

22+11

33

100

37-15

22

200

What is the value of the digit in the tens place? 41

40

200

Write this number in expanded form. 45

40+5

200

36+32

68

200

44-21

23

300

What is the value of the digit in the ones place? 88

8

300

Write this number in picture form. 29

(2 tens and 9 ones)

300

21+19

40

300

78-49

29

400

What is the value of the digit in the tens place? 99

90

400

Write this number in word form. 23

Twenty three

400

57+28

85

400

81-26

55

500

What is the value of the digits in the tens and ones place? 37

30 and 7

500

Write this number in word form. 58

Fifty eight

500

38+59

97

500

92-28

64