早教吧作业答案频道 -->数学-->
用递等式计算(能简算的简算,并写出简算过程)345-2442÷37+34(4-3.5×23)÷119180÷15+42×33-2398.59-2.07÷0.3×1.1(225-3.5÷258)×(25
题目详情
用递等式计算(能简算的简算,并写出简算过程) 345-2442÷37+34 (4-3.5×
180÷15+42×33-239 8.59-2.07÷0.3×1.1 (2
[6-(
|
345-2442÷37+34
(4-3.5×
2 |
3 |
1 |
9 |
180÷15+42×33-239
8.59-2.07÷0.3×1.1
(2
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
345-2442÷37+34
(4-3.5×
2 |
3 |
1 |
9 |
180÷15+42×33-239
8.59-2.07÷0.3×1.1
(2
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
345-2442÷37+34
(4-3.5×
2 |
3 |
1 |
9 |
180÷15+42×33-239
8.59-2.07÷0.3×1.1
(2
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
345-2442÷37+34
(4-3.5×
2 |
3 |
1 |
9 |
180÷15+42×33-239
8.59-2.07÷0.3×1.1
(2
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
2 |
3 |
1 |
9 |
180÷15+42×33-239
8.59-2.07÷0.3×1.1
(2
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
2 |
3 |
1 |
9 |
180÷15+42×33-239
8.59-2.07÷0.3×1.1
(2
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
1 |
9 |
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
2 |
5 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
5 |
8 |
5 |
12 |
[6-(
4 |
9 |
3 |
10 |
5 |
12 |
4 |
9 |
3 |
10 |
4 |
9 |
3 |
10 |
3 |
10 |
▼优质解答
答案和解析
(1)345-2442÷37+34,=345-66+34,=279+34,=313;(2)(4-3.5× 2 3 )÷1 1 9 ,=(4- 7 2 × 2 3 )× 9 10 ,=(4- 7 3 )× 9 ...
看了 用递等式计算(能简算的简算,...的网友还看了以下:
关于潜污泵潜污泵50WQ-25-15,Q=25M3/h,N=1.5KW.启泵水位-3.25,停泵水 2020-06-12 …
运算简化1.25*(-4)*(-25)*815*[1/3+2+(-2/3)]25*(-3)+25* 2020-07-13 …
口算50×5=49+35=21×4=900×9=3×13=63×0=110×6=80-54=45÷ 2020-07-18 …
直接写出得数2.3+5.6=1.2+0.8=306×3=2.67+0.73=25×24=3.59- 2020-07-19 …
(1/2+1/3+...+1/25)+(2/3+3/4+2/5+...+2/25)+(3/4+3/ 2020-07-19 …
①15÷4分之5÷7分之8②25-5分之12÷25分之6③(5分之3+25分之4÷5分之2)×3分 2020-07-29 …
有理数加减法不明白说异号相加时,取绝对值大的数,那0.85—(—3.25)比起来,是不是3.25绝 2020-07-30 …
1/2x5+1/5x8+1/8x11+1/11x14+1/14x17+1/17x20(1+3/25+ 2020-10-31 …
直接写出得数7.4-2=2.6+0.7=84÷2.1=0.9-0.9÷9=3.25×4=0.8×0. 2020-11-26 …
(1/2+1/3+1/4+,+1/25)+(2/3+2/4+2/5,2/25)+(3/4+3/5+3 2020-12-06 …