Show:
Split Strategy +
Subtraction
Place Value
Doubles
Balancing Equations
100

23 + 34

57

100

23-18

5

100

Value of 4 in 45

40

100

Double 11

22

100

10 + 4 = 8 + ?

6

200

44 + 56

100

200

49-32

17

200

Value of 3 in 374

300

200

Double 33

66

200

32 - 9 = 24 - 

1

300

78+31

109

300

102 -3

99

300

Value of 3 73897

3000

300

Double 122

244

300

6 x 4 = 2 x ? 

12

400

124 +345

469

400

999-234

765

400

Write 3458 in expanded notation

3000 + 400 + 50 + 8

400

Double 345

690

400

If 18 divided by 9 = 2 THEN 9 x ? = 18 

2

500

456 + 653

1109

500

1236 - 987

249

500

What is this numeral 7000 + 60 +9

7069

500

Double 836

1672

500

36 divided by 6 = 20 - 

14