早教吧作业答案频道 -->其他-->
用递等式计算(注意运用简便算法).56×(47+58)25×17×816.4+3.5×529-6.46-3.54518×27+318×27710×59÷1415.
题目详情
用递等式计算(注意运用简便算法).
56×(
+
) 25×17×8 16.4+3.5×5
29-6.46-3.54
×27+
×27
×
÷
.
+
) 25×17×8 16.4+3.5×5
29-6.46-3.54
×27+
×27
×
÷
.
4 4 7 7
) 25×17×8 16.4+3.5×5
29-6.46-3.54
×27+
×27
×
÷
.
5 5 8 8
×27+
×27
×
÷
.
5 5 18 18
×27
×
÷
.
3 3 18 18
×
÷
.
7 7 10 10
÷
.
5 5 9 9
.
14 14 15 15
56×(
4 |
7 |
5 |
8 |
29-6.46-3.54
5 |
18 |
3 |
18 |
7 |
10 |
5 |
9 |
14 |
15 |
4 |
7 |
5 |
8 |
29-6.46-3.54
5 |
18 |
3 |
18 |
7 |
10 |
5 |
9 |
14 |
15 |
4 |
7 |
5 |
8 |
29-6.46-3.54
5 |
18 |
3 |
18 |
7 |
10 |
5 |
9 |
14 |
15 |
5 |
8 |
5 |
18 |
3 |
18 |
7 |
10 |
5 |
9 |
14 |
15 |
5 |
18 |
3 |
18 |
7 |
10 |
5 |
9 |
14 |
15 |
3 |
18 |
7 |
10 |
5 |
9 |
14 |
15 |
7 |
10 |
5 |
9 |
14 |
15 |
5 |
9 |
14 |
15 |
14 |
15 |
▼优质解答
答案和解析
(1)56×(
+
)
=56×
+56×
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
×27+
×27
=(
+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
4 4 47 7 7+
)
=56×
+56×
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
×27+
×27
=(
+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
5 5 58 8 8)
=56×
+56×
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
×27+
×27
=(
+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
4 4 47 7 7+56×
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
×27+
×27
=(
+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
5 5 58 8 8
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
×27+
×27
=(
+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
5 5 518 18 18×27+
×27
=(
+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
3 3 318 18 18×27
=(
+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
5 5 518 18 18+
)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
3 3 318 18 18)×27
=
×27
=12;
(6)
×
÷
=
×
=
.
4 4 49 9 9×27
=12;
(6)
×
÷
=
×
=
.
7 7 710 10 10×
÷
=
×
=
.
5 5 59 9 9÷
=
×
=
.
14 14 1415 15 15
=
×
=
.
7 7 718 18 18×
=
.
15 15 1514 14 14
=
.
5 5 512 12 12.
4 |
7 |
5 |
8 |
=56×
4 |
7 |
5 |
8 |
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
5 |
18 |
3 |
18 |
=(
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
4 |
7 |
5 |
8 |
=56×
4 |
7 |
5 |
8 |
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
5 |
18 |
3 |
18 |
=(
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
5 |
8 |
=56×
4 |
7 |
5 |
8 |
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
5 |
18 |
3 |
18 |
=(
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
4 |
7 |
5 |
8 |
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
5 |
18 |
3 |
18 |
=(
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
5 |
8 |
=32+35
=67;
(2)25×17×8
=25×8×17
=200×17
=3400;
(3)16.4+3.5×5
=16.4+17.5
=33.9;
(4)29-6.46-3.54
=29-(6.46+3.54)
=29-10
=19;
(5)
5 |
18 |
3 |
18 |
=(
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
5 |
18 |
3 |
18 |
=(
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
3 |
18 |
=(
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
5 |
18 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
3 |
18 |
=
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
4 |
9 |
=12;
(6)
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
7 |
10 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
5 |
9 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
14 |
15 |
=
7 |
18 |
15 |
14 |
=
5 |
12 |
7 |
18 |
15 |
14 |
=
5 |
12 |
15 |
14 |
=
5 |
12 |
5 |
12 |
看了 用递等式计算(注意运用简便算...的网友还看了以下:
问几道数学题,坐等1.某数用6除余3,用7除余5,用8除余1,这个数最小是几?2.一艘渔船顺水每小 2020-05-19 …
为了调查居民的生活水平,有关部门对某地区5个街道的50户居民家庭存款进行了调查,数据(单位:万元) 2020-06-07 …
某市对50户居民的家庭存款额进行了调查,数据如下(单位:万元)如下1.6,3.5,2.3,6.5, 2020-06-07 …
一个数的2倍除以5得8余2,求这个数.下面哪个方程是正确的()A.2x÷5=8…2B.5÷2x=8 2020-06-09 …
一年级学生8人,每人在两种不同条件下接受某种技能训练,在三次练习中共发生的错误量如下:(A种条件) 2020-06-10 …
几道计算题,1.(1-3/4-7/8)x(-1/5)=2.(-3又1/3)x(-0.12)x(2又 2020-06-23 …
简便运算(有追加分能简算就简算(要过程)1)9/10*2/3*1/42)3/8÷(3/10*5/6 2020-07-19 …
已知2=2,2+5=7=1/2*(2+5)*2,2+5+8=15=1/2*(2+8)*3,2+5+ 2020-07-19 …
20.由CO2、H2S、CO组成的混合气体的密度在同温、同压下是氢气密度的17倍,则该混合气体中二 2020-07-21 …
解九宫格**7*5*****4****1*7***6**5***6***1*3*5*47*39*8* 2020-11-02 …