11 ~ 20 各数的认识
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11 ~ 20 各各各各各
description
11 ~ 20 各数的认识. 10 个一. 1 个十. 13. 14. 19. 20. 20. 20. 15. 15. 11. 11. 17. 17. 19. 19. 小. 中. 20. 20. 15. 15. 11. 11. 17. 17. 19. 19. 大. 中. 估一估,有多少个?. 估一估,有多少个?. 估一估,有多少个?. 生活中的数字. 生活中的数字. 20. 19. 14. 15. 17. 11. 18. 12. 9. 6. 8. 7. 4. 3. 4. 7. 15. - PowerPoint PPT Presentation
Transcript of 11 ~ 20 各数的认识
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11 ~ 20 各数的认识
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1010个一个一 11个十个十
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14
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19
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20
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小中
1120 15 1917
20 19 17 15 11
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大中
1120 15 1917
1115 17 19 20
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估一估,有多少个?估一估,有多少个?
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估一估,有多少个?估一估,有多少个?
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估一估,有多少个?估一估,有多少个?
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