Show:
3rd grade EZ
3rd grade MED
3rd grade HARD
3rd grade DIV & MULT
3rd grade ADD & SUB
100

2 x 3 

6

100

20 x 7

140

100

11 x 9

99

100

24 ÷ 8

3

100

1,000 + 5,000

6,000

200

1,000 x 1

1,000

200

9,000 ÷ 9

1,000

200

14 x 16

224

200

20 x 4

80

200

472 +587

1059

300

3x50

150

300

3 x 21

63

300

20 x 11

220

300

50 x 3

150

300

1,234 - 763

471

400

10 ÷ 2

5

400

This shape has 10 sides and 10 angles

Decagon

400

15 x 18

270

400

2 x 60

120

400

547 - 243

304

500

210 ÷ 3

70

500

9 x 9

81

500

13 x 7 

91

500

40 ÷ 2

20

500

423 + 124

547