二年级下册数学乘除两步计算应用题课件.ppt

二年级下册数学乘除两步计算应用题人教新课标二年级数学下册发放镇双树中心学校蔺会勇 Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 6× 6 ÷ 9 = 4 (个) 每 9 人组成一个小组,玩丢手绢。可以分成几个小组呢? 每 6 人组成一个小组,玩跳绳。可以分成 6 个小组。 P63 2. Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 3. 动物园里有 8 只黑鸽子, 24 只白鸽子。每个窝里住 4 只。 P64 3. (3) 你还能提出不同的问题吗? 黑白比共窝 P65 7. Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 3. 动物园里有 8 只黑鸽子, 24 只白鸽子。每个窝里住 4 只。 P64 3. 黑鸽子要住几个窝? Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 3. 动物园里有 8 只黑鸽子, 24 只白鸽子。每个窝里住 4 只。 P64 3. 白鸽子要住几个窝? Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile . Copyright 2004-2011 Aspose Pty Ltd. Copyright 2004-2011 Aspose Pty Ltd. 3. 动物园里有 8 只黑鸽子, 24 只白鸽子。每个窝里住 4 只。 P64 3. (1)白鸽子比黑鸽子( ) 几只? 多(2) 黑鸽子比白鸽子( ) 几只?少(3) 黑鸽子和白鸽子相差几只? Evaluation only. Evaluation only. Created with Client Profile . Created with Client Profile .