Addition
Subtraction
Multiplication
Count by...
Place Value
100

6+2

8

100

8-3

5

100

 2 x 2

4

100

1, 2, 3,__, ___, ___

4, 5, 6

100

10s place value

532

3

200

236 + 344 =

580

200

35-23

12

200

5 x 8

40

200

2, 4, 6, ___, ___, ___

8, 10, 12

200

100s place value

1219

2

300

117+459=

576

300

354-213

141

300

6 x 9

54

300

3, 6, 9, ___, ____, ____

12. 15, 18

300

1000s place value

3488

3

400

28+94=

122

400

45-26

19

400

10 x 3

30

400

5, 10, 15, ___, ____, ____

20, 25, 30

400

1s place value

826

6

500

33.4+23.2

56.6

500

83-26

57

500

12 x 11

132

500

10, 20, 30, ___, ___, ___

40, 50, 60

500

10 thousands place value

276,324

7