简便运算:4.08×102网!

简便运算:4.08×102网

趋势迷

简便运算:4.08×102

2024-08-11 02:34:01 来源:网络

简便运算:4.08×102

4.08×1.01用简便运算 -
=408十0.0408 =408.0408
4.08x1.01 =4.08x(1+0.01)(1.01拆分成1+0.01)4.08x1+4.8x0.01(两个数与同一个数相乘,等于把两个加数分别同这个数相乘)4.08+0.0408(把两个积加起来)4.1208(结果与不简算时得的结果相同)解析:首先将1.01拆分成(1+0.01),然后根据乘法分配律进行计算即可。此题主后面会介绍。

简便运算:4.08×102

的简便运算4.08×9.9? -
=4.08×10-4.08×0.1 =40.8-0.408 =40.392 加油你可以的,
=(4+0.08)×7.5 =4×7.5+0.08×7.5 =30+0.6 =30.6
四点零八乘客0.25简便运算怎么算。 -
4.08x0.25 =1.02x4x0.25 =1.02x1 =1.02 谢谢,请采纳,
4.08X16+4.08X14+4.08 =4.08×(16+14)4.08 =4.08×30+4.08 =122.4+4.08 =126.48 以上信息仅供参考,麻烦请及时采纳回答,谢谢!
82.5×0.408+0.75x4.08+4.08简便运算方法 -
=8.25×4.08+0.75×4.08+4.08 =4.08×(8.25+0.75+1)=4.08×10 =40.8
4.08×55=4.08×50+4.08×5=204+20.4=224.4 40.8×45=40.8×50-40.8×5=2040-204=1836
小学生如何巧算简便运算? -
(循环小数的用简便方法,除不尽保留2位小数):8.2÷0.12 0.8÷0.9 76.4÷5.4 4.7÷3 1.25÷1.2 6.5×10= 0.56×100= 3.78×100= 3.215×100= 0.8×10= 4.08×100= 4.6×6= 8.9×7= 15.6×13= 0.18×15= 0.025×14= 3.06×36= 31.5×24.5 0.8×0到此结束了?。.
=8.25×4.08+0.75×4.08+4.08 =4.08×(8.25+0.75+1)=4.08×10 =40.8