Show:
What number?
Count by 10
Add or subtract tens
Add or subtract ones
Mix
100
6 tens and 3 ones = ______
63
100

10, 20, 30 , __

40

100

50 + 10 =

60


100
23 + 6 = 

29

100

< , > , =

35 __ 53

<

200
8 tens and 4 ones = ____
84
200

80, 70, 60, __

50

200

20 + 30 = __

50
200

43 - 3 =

40

200

13 + 15 = 

28

300

6 tens and 0 ones = _____

60
300

27, 37, 47, 57, ____, 77, 87

67

300

38 - 10 = __

28

300

87 + 2 =

89

300

10 MORE than 53?

63

400

0 tens and 9 ones = ____

9

400

33, 43, 53, 63, __

73

400

72 + 20 =

92
400

25 + 5 =

30

400

10 LESS than 78?

68
500

9 tens 9 ones = _____

99

500

95, 85, __, 65

75
500

57 - 30

27

500

75 + 7 =

82

500

27 + 15 =

52