Missing Number
Order Numbers
Place Value
+10 -10
+1 -1
100

What is the missing number? 

35, 36, ___, 38

37

100

Put the numbers in order from greatest to least


35, 63, 84, 15

84, 63, 35, 15

100

l l l l l : :

54

100

ten more than 54

64

100

1 more than 64

65

200

What is the missing number 

17, 18, ___, 20

19

200

Put the numbers in order from least to greatest


54, 76, 23, 15

15, 23, 54, 76

200

3 tens 6 ones

36

200

ten less than 12

2
200

1 less than 67

66

300

50, 51, ____, 53

52

300

Put the numbers in order from greatest to least

142, 156, 134, 122

156, 142, 134, 122

300

50+9

59

300

ten more than 52

62

300

1 more than 29

30

400

99, 100, ___, 102

101

400

least to greatest

5, 1, 9, 3

1, 3, 5, 9

400

Seventy six

76

400

ten less than 89

79

400

1 less than 42

41

500

124, ___, 126, 127

125

500

Greatest to least


65, 89, 96, 46

96, 89, 65, 46


500

100+30+9

139

500

Ten more than 46

56

500

1 more than 124

125