kindergarden math
1 grade math
2 grade math
3 grade math
4 grade math
100

1 +1

2

100

500-500

0

100

22+52

74

100

265+324

589

100

2x2

4

200

5+5

10

200

20+10

30

200

52+21

73

200

427+561

988

200

5x3

15

300

20+20

40

300

14-5

9

300

19+55

74

300

323+255

578

300

3x7

21

400

100+100

200

400

44-66

-22

400

29+80

109

400

422+356

778

400

2x9

14

500

500+500

1000,000

500

4-66

-62

500

32+32

64

500

603+284

887

500

7x7

49