234÷12的竖式计算 2.34×0.9 +0.234简便计算

2.34×0.9 +0.234简便计算  

2.34×0.9 +0.234简便计算

2.34×0.9 +0.234简便计算

2.34×0.9 +0.234

=2.34×0.9 +2.34×0.1

=2.34×（0.9+0.1）

=2.34×1

=2.34

2.34乘以9.9加0.234简便计算

解：采用分配律，
原式=2.34x9.9+0.234
=2.34x9.9+2.34x0.1
=2.34x（9.9+0.1）
=2.34x10
=23.4

2.34x9.8 2Ⅹ0.234简便计算

34x9+99x6=9*（34+11*6）=9*（34+66）=9*100=900

小学5年级简便计算2.34*9.9＋0.234如何计算

23.4。你可以把9.9看成10-0.1。下面不用我教你好了吧。

0.9×2.34 2.4的简便计算方法

0.9×2.34+2.4
=2.106+2.4
=4.506
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2.34*9.9+0.234的简便方法计算

2.34×9.9+0.234
＝2.34×9.9+2.34×0.1
＝2.34×（9.9+1）
＝2.34×10
＝23.4

(试用简便方法计算)2.34×9.9+0.234

2.34×9.9+0.234
=2.34×9.9+2.34x0.1
=2.34×(9.9+0.1)
=2.34×10
=23.4

2.34÷0.3÷2.6简便计算

2.34÷0.3÷2.6简便计算
2.34÷0.3÷2.6
=2.34÷（0.3*2.6）
=2.34÷0.78
=3

2.34×1.02-2.34等于2.34的简便计算

2.34×1.02-2.34
=2.34x（1.02-1）
=2.34x0.02
=0.0468

47.35减(7.35+2.34)简便计算

47.35-(7.35+2.34)
=47.35-7.35-2,34
=40-2.34
=37.66