Show:
making 10
friendly 5s
number neighbors
skip count by 10
what number am I?
100

5+__=10

5

100

4+__=5

1

100

__,5,__

4,5,6

100

10,___,____,___

10,20,30,40

100

I am the number BEFORE 10

9

200

6+___=10

4

200

3+__=5

2

200

__,7,___

6,7,8

200

____,30,_____,50

20,30,40,50

200

I am the number AFTER 11

12

300

8+__=10

2

300

5+__=5

0

300

__,12,__

11,12,13

300

____,60,70, ____

50,60,70,80

300

I am the number BETWEEN 13 and 15 

14

400

7+__=10

3

400

1+__=5

4

400

___,21,___

20,21,22

400

___,80,____,____

70,80,90,100

400

I am the number BEFORE 17

16

500

1+__=10

9

500

2+__=5

3

500

__,42,__

41,42,43

500

30,___,___,___,70,____

30,40,50,60,70,80

500

I am the number after 36

37