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Count by 10s on the decade - easier
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10, 20, 30, 40, ___
50
Oops!
Okay!
10, 20, 30 .______
40
Oops!
Okay!
50, 60, ____, 80
70
Oops!
Okay!
60, 70, ____, 90
80
Oops!
Okay!
65, 75, 85,..........
95
Oops!
Okay!
10, ____, 30, 40
20
Oops!
Okay!
30, 40, ____, 60
50
Oops!
Okay!
40, 50, 60, _____
70
Oops!
Okay!
0, 10, ___, 30, 40
20
Oops!
Okay!
40, 50, 60, ____
70
Oops!
Okay!
20, 30, 40, ____
50
Oops!
Okay!
20, 30, 40, 50, 60, ___
70
Oops!
Okay!
50, 60, 70, ___, 90
80
Oops!
Okay!
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