早教吧作业答案频道 -->其他-->
怎样简便怎样算:(1)57×23+27÷32(2)[1-(38+14)÷14(4)0.625×36+38×36-36(4)(49+513+59+813)×9100(5)12+16+112+120+130+142+156+172.
题目详情
怎样简便怎样算:
(1)
×
+
÷
(2)[1-(
+
)÷
(4)0.625×36+
×36-36
(4)(
+
+
+
)×
(5)
+
+
+
+
+
+
+
.
×
+
÷
(2)[1-(
+
)÷
(4)0.625×36+
×36-36
(4)(
+
+
+
)×
(5)
+
+
+
+
+
+
+
.
5 5 7 7
2 2 3 3
2 2 7 7
3 3 2 2
+
)÷
(4)0.625×36+
×36-36
(4)(
+
+
+
)×
(5)
+
+
+
+
+
+
+
.
3 3 8 8
1 1 4 4 ÷
(4)0.625×36+
×36-36
(4)(
+
+
+
)×
(5)
+
+
+
+
+
+
+
.
1 1 4 4
×36-36
(4)(
+
+
+
)×
(5)
+
+
+
+
+
+
+
.
3 3 8 8
(
+
+
+
)×
(5)
+
+
+
+
+
+
+
.
4 4 9 9
5 5 13 13
5 5 9 9
8 8 13 13
9 9 100 100
+
+
+
+
+
+
+
.
1 1 2 2
+
+
+
+
+
+
.
1 1 6 6
+
+
+
+
+
.
1 1 12 12
+
+
+
+
.
1 1 20 20
+
+
+
.
1 1 30 30
+
+
.
1 1 42 42
+
.
1 1 56 56
.
1 1 72 72
(1)
5 |
7 |
2 |
3 |
2 |
7 |
3 |
2 |
(2)[1-(
3 |
8 |
1 |
4 |
1 |
4 |
(4)0.625×36+
3 |
8 |
(4)(
4 |
9 |
5 |
13 |
5 |
9 |
8 |
13 |
9 |
100 |
(5)
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
5 |
7 |
2 |
3 |
2 |
7 |
3 |
2 |
(2)[1-(
3 |
8 |
1 |
4 |
1 |
4 |
(4)0.625×36+
3 |
8 |
(4)(
4 |
9 |
5 |
13 |
5 |
9 |
8 |
13 |
9 |
100 |
(5)
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
5 |
7 |
2 |
3 |
2 |
7 |
3 |
2 |
3 |
8 |
1 |
4 |
1 |
4 |
(4)0.625×36+
3 |
8 |
(4)(
4 |
9 |
5 |
13 |
5 |
9 |
8 |
13 |
9 |
100 |
(5)
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
3 |
8 |
1 |
4 |
1 |
4 |
(4)0.625×36+
3 |
8 |
(4)(
4 |
9 |
5 |
13 |
5 |
9 |
8 |
13 |
9 |
100 |
(5)
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
4 |
3 |
8 |
(4)(
4 |
9 |
5 |
13 |
5 |
9 |
8 |
13 |
9 |
100 |
(5)
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
3 |
8 |
(
4 |
9 |
5 |
13 |
5 |
9 |
8 |
13 |
9 |
100 |
(5)
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
4 |
9 |
5 |
13 |
5 |
9 |
8 |
13 |
9 |
100 |
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
2 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
6 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
12 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
20 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
30 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
42 |
1 |
56 |
1 |
72 |
1 |
56 |
1 |
72 |
1 |
72 |
▼优质解答
答案和解析
(1)(1)57×23+27÷32,=57×23+27×23,=(57+27)×23,=1×23,=23;(2)[1-(38+14)]÷14,=[1-58]×4,=38×4,=32; (3)0.625×36+38×36-36,=(0.625+0.375-1)×36,=0×36...
看了 怎样简便怎样算:(1)57×...的网友还看了以下:
1/2{1/2[1/2(1/2y-3)-3]-3}=17x-1/0.024=1-0.2x/0.08 2020-04-27 …
(1)1/1*2+1/2*3+.+1/2009*2010(2)1/2*4+1/4*6+.+1/20 2020-05-17 …
(1/2+1/3+1/4+...1/2013)X(1+1/2+1/3+1/4+...1/2012) 2020-07-14 …
这道题怎么算!急啊!(-4又1/2)÷1又4/5*(-6又1/3)÷6又1/3*(-1又4/5)÷ 2020-07-16 …
简便计算:1-4分之1-28分之1-70分之1-130分之14分之1+1又28分之1+3又70分之 2020-07-18 …
设R^3中的一组基ξ1=(1,-2,1)T,ξ2=(0,1,1)T,ξ3=(3,2,1)T,向量α在 2020-11-02 …
初一一道数学找规律的题急用1.将1,-1/2,1/3,-1/4,1/5,-1/6,.按一定的规律排列 2020-11-03 …
求一道预备班数学期中考试的答案小明在做题时发现了一个规律:1*2/1=1-2/1,2*3/1=2/1 2020-11-05 …
观察下列等式①1/√2+1=√2-1/(√2+1)(√2-1)=-1+√2②1/√3+√2=√3-√ 2020-12-07 …
高中数学抽象函数已知定义在(-1,1)上的函数f(x)满足f(1/2)=1,且对任意x,y∈(-1, 2020-12-08 …