文档介绍：9的乘法口诀 9的乘法口诀 9 9的乘法口诀的乘法口诀大冶华中学校肖婧 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 9 18 027364554637281 1个92个93个94个96个97个99个9 5个98个9跳格图 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 1× 9 = 2 × 9=3 × 9 = 7 × 9 = 4 × 9 = 5 × 9=6 × 9 = 8 × 9 = 18 9273645546372 一九得九二九十八三九二十七四九三十六五九四十五六九五十四七九六十三 9 的乘法口诀+ 9 + 9 + 9 + 9 + 9 + 9 + 9 + 9 9 × 9= 81 八九七十二九九八十一 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 9 × 1 = 9 9 × 2 = 1 8 9 × 3 = 2 7 9 × 7 = 6 3 9 × 4 = 3 6 9 × 5 = 4 5 9 × 6 = 5 4 9 × 8 = 7 2 1 92 一九得九二九十八三九二十七四九三十六五九四十五六九五十四七九六十三八九七十二 9 的乘法口诀 8735 4 65632 49 × 9 = 8 1 九九八十一 78 1 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 9 × 1 = 9 × 2 = 9 × 3 = 9 × 7 = 9 × 4 = 9 × 5 = 9 × 6 = 9 × 8 = 18 9273645546372 一九得九二九十八三九二十七四九三十六五九四十五六九五十四七九六十三八九七十二 9 的乘法口诀 9 × 9= 81 九九八十一 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 9 × 1 = 9 9 × 2 = 1 8 9 × 3 = 2 7 9 × 7 = 6 3 9 × 4 = 3 6 9 × 5 = 4 5 9 × 6 = 5 4 9 × 8 = 7 2 1 92 一九得九二九十八三九二十七四九三十六五九四十五六九五十四七九六十三八九七十二九九八十一 9 的乘法口诀 87354 65632 7 49 × 9= 8 1 九九八十一 18 Evaluation