Counting by tens

Front

10 __ 30 40 50

Back

20

Front

100 ___ 120 130 140

Back

110

Front

90 ___ 110 120

Back

100

Front

What’s after the number 30 in tens?

Back

40

Front

Do you like counting by tens?

Back

Yes or No

Front

23 __ 43 53

Back

33

Front

What’s after the number 901 in tens?

Back

910

Front

What’s after 1000 in tens?

Back

10010

Front

89 __ 109 119

Back

99

Front

9010 ____ 9030

Back

9020