A. Write 21 to 30 (count forward)
21 22 26 30
B. Write 30 to 21 (count backward)
30 29 25 21
C. Fill in the boxes. Write numerals and number names.
21 Twenty–one
22 Twenty–two
23 Twenty–three
24 Twenty–four
25 Twenty–five
26 Twenty–six
27 Twenty–seven
28 Twenty–eight
29 Twenty–nine
30 Thirty
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