早教吧作业答案频道 -->其他-->
(2008•罗平县)计算下面各题(能简算的要简算)(1)6.3×60%+4.7×60%-0.6=(2)0.25×13×4×113=(3)(13.62-8.4×1.05)÷0.32=(4)11×11×11-11×11-10=(5)1.5×[0.02÷(2.1-2.09)]=
题目详情
(2008•罗平县)计算下面各题(能简算的要简算)
(1)6.3×60%+4.7×60%-0.6=
(2)0.25×13×4×
=
(3)(13.62-8.4×1.05)÷0.32=
(4)11×11×11-11×11-10=
(5)1.5×[0.02÷(2.1-2.09)]=
(1)6.3×60%+4.7×60%-0.6=
(2)0.25×13×4×
1 |
13 |
(3)(13.62-8.4×1.05)÷0.32=
(4)11×11×11-11×11-10=
(5)1.5×[0.02÷(2.1-2.09)]=
▼优质解答
答案和解析
(1)6.3×60%+4.7×60%-0.6,
=60%×(6.3+4.7-1),
=60%×10,
=6;
(2)0.25×13×4×
,
=(0.25×4)×(13×
),
=1×1,
=1;
(3))(13.62-8.4×1.05)÷0.32,
=(13.62-8.82)÷0.32,
=4.8÷0.32,
=15;
(4)11×11×11-11×11-10,
=11×11×(11-1)-10,
=121×10-10,
=10×(121-1),
=10×120,
=1200;
(5)1.5×[0.02÷(2.1-2.09)],
=1.5×[0.02÷0.01],
=1.5×2,
=3.
=60%×(6.3+4.7-1),
=60%×10,
=6;
(2)0.25×13×4×
1 |
13 |
=(0.25×4)×(13×
1 |
13 |
=1×1,
=1;
(3))(13.62-8.4×1.05)÷0.32,
=(13.62-8.82)÷0.32,
=4.8÷0.32,
=15;
(4)11×11×11-11×11-10,
=11×11×(11-1)-10,
=121×10-10,
=10×(121-1),
=10×120,
=1200;
(5)1.5×[0.02÷(2.1-2.09)],
=1.5×[0.02÷0.01],
=1.5×2,
=3.
看了 (2008•罗平县)计算下面...的网友还看了以下:
8.23加6.5减8.23加6.5简便算法 1.27加3.9加(9.33减4.5)简便算法 22. 2020-05-16 …
4.57加3.17加3.43加5.83简便125除[(17.2减16.4)除0.32]简便2.5乘 2020-06-02 …
3×(15分之2+12分之1)-2分之5简算7分之5+4分之3×6分之5-8分之3能简算吗?一本故 2020-06-03 …
运算简化1.25*(-4)*(-25)*815*[1/3+2+(-2/3)]25*(-3)+25* 2020-07-13 …
数学高手进!1又4分之1×17.6+36÷5分之4+2.64×12.5,简便运算;1999又199 2020-07-17 …
12.5*79+12.5*2-12.5=?简便12.5*79+12.5*2-12.5=?用简便方法 2020-07-17 …
0.125×72简便计算3.2×2.5简便计算0.93×99简便计算70.1×9.9简便计算0.9 2020-07-17 …
512/3÷12/3+713/4÷13/4+914/5÷14/5简写|看不懂的请看512/3÷12 2020-07-19 …
32又5分之2乘6分之5简便运算还有3-5分之2÷5分之310分之1÷(2分之1+5分之1)15分 2020-07-20 …
三、填空1、m×5简写为2、x×2×y简写为3、(3+a)×6简写为4、n×1+a÷2简写为5、a× 2020-11-26 …