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四年级脱式计算题500道 脱式计算,能简便的就用简便方法。

火烧 2022-02-09 20:33:44 1343
脱式计算,能简便的就用简便方法。 脱式计算,能简便的就用简便方法。= 4+6 ×3.75=10×3.75=37.5= 46÷0.46 ×0.13=100×0.13=13能简便的就用简便方法计算哦。=1

脱式计算,能简便的就用简便方法。  

脱式计算,能简便的就用简便方法。

=(4+6)×3.75
=10×3.75
=37.5
=(46÷0.46)×0.13
=100×0.13
=13

能简便的就用简便方法计算哦。

=13/8x39/1-13/5x39/1
=(13/8+13/5)x39/1
=39/1

脱式计算,能简便的要用简便方法

您好:

(3分之1+4分之3)×24
=1/3x24+3/4x24
=8+18
=26

0.5+6分之5×(0.15+20分之9)
=0.5+5/6x(0.15+0.45)
=0.5+5/6x0.6
=0.5+0.5
=1

5分之4×3.8+5.2×80%+0.8
=0.8x3.8+5.2x0.8+0.8
=0.8x(3.8+5.2+1)
=8
(4分之3-3分之2)×12÷0.1
=(3/4-2/3)x120
=3/4x120-2/3x120
=90-80
=10

如果本题有什么不明白可以追问,如果满意请点击“选为满意答案”
如果有其他问题请采纳本题后另发点击向我求助,答题不易,请谅解,谢谢。
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能简便的就用简便方法计算0.8+0.2÷5

0.8+0.2÷5
=0.8+0.04
=0.84
你好,本题已解答,如果满意
请点右上角“采纳答案”。

脱式计算题(能简便的要用简便方法计算)

2.5×0.32×125
=(2.5×0.4)×(0.8×125)
=1×100
=100

907×99+907
=907×(99+1)
=907×100
=90700

(1/3+1/4+1/5)×60
=(1/3)×60+(1/4)×60+(1/5)×60
=20+15+12
=47

[(1/7)-(1/9)]×63-(2/3)
=(1/7)×63-(1/9)×63-(2/3)
=9-7-(2/3)
=1又1/3

(3/5)×[(2/8)×2-(1/3)]
=(3/5)×[(1/2)-(1/3)]
=(3/5)×(1/6)
=1/10

{(4/5)-[(1/5)+(1/3)]}÷(4/5)
={(4/5)-(1/5)-(1/3)}×(5/4)
=(4/15)×(5/4)
=1/3
12.5×4×0.25×8
=(12.5×8)×(4×0.25)
=100×1
=100

(6/7)×125×7×8
=[(6/7)×7]×(125×8)
=6×1000
=6000

24×[(5/8)+(5/6)]-35
= 24×(5/8)+24×(5/6)-35
=15+20-35
=35-35
=0

(分数我用括号括起来了,写的时候记得去掉,5/8读作八分之五,应该看得懂吧!)

有疑问,请追问

脱式计算(能简便的就用简便方法计算).2.7+7.3×1.52.5×0.32×12.517.68÷5.2+2.7×1.53.66×0.8+0.34

(1)2.7+7.3×1.5
=2.7+10.95
=13.65

(2)2.5×0.32×12.5
=(2.5×4)×(0.8×12.5)
=10×10
=100

(3)17.68÷5.2+2.7×1.5
=3.4+4.05
=7.45

(4)3.66×0.8+0.34×0.8-0.8
=(3.66+0.34-1)×0.8
=3×0.8
=2.4

四年级脱式计算题500道 脱式计算,能简便的就用简便方法。

(5)35.6-5×1.73
=35.6-8.65
=26.95

(6)9.6×28.5+0.285×40
=9.6×28.5+28.5×0.4
=(9.6+0.4)×28.5
=10×28.5
=285

计算:(能简便的就用简便方法计算)(1)( 7 8 - 5 16 )×( 5 9 +

(1)(

7 8 -

5 16

)×(

5 9

+

2 3


=(

14 16

-

5 16

)×(

5 9

+

6 9

),
=

9 16

×

11 9


=

11 16

(2)95.6×18-95

3 5

×8
=95.6×18-95.6×8,
=(18-8)×95.6,
=10×95.6,
=956;

(3)(

9 2

-0.005×700)÷

1 2

=(4.5-3.5)×2,
=1×2,
=2;

(4)[2-(

2 3

-0.5)÷

5 12

3 8

=[2-(

2 3

-

1 2

)×

12 5

3 8


=[2-(

4 6

-

3 6

)×

12 5

3 8


=[2-

1 6

×

12 5

3 8


=[2-

2 5

3 8


=

8 5

×

3 8


=

3 5

脱式计算,能简便的用简便方法计算(要过程)

(1)7488÷36*16
=208*16
=3328
(2)5/11+5/8+6/11+3/8
=(5/11+6/11)+(5/8+3/8)
=1+1
=2
(3)(5.4-2.4÷3)*0.5
=(5.4-0.8)/0.5
=4.6/0.5
=9.2(4)
1÷(3/8+1/12)÷9/22
=1÷11/24÷9/22
=1×24/11×22/9
=16/3
(5)
4/9*【0.75-(7/16-0.25)】
=4/9×【0.75-7/16+0.25】
=4/9×【1-7/16】
=4/9×9/16
=1/4

(6)
1985/2012*2013
=1985/2012×(2012+1)
=1985/2012×2012+1985/2012×1
=1985+1985/2012
=1985又1985/2012

脱式计算,能简便的用简便方法计算. 7.29×4.6+46×1.271 &...

(1)7.29×4.6+46×1.271
=0.729×46+46×1.271
=(0.729+1.271)×46
=2×46
=92;

(2)21.98÷0.25÷4
=21.98÷(0.25×4)
=21.98×1
=21.98;

(3)0.52×9.6÷3.2
=0.52×(9.6÷3.2)
=0.52×3
=1.56;

(4)4.8÷[4×(1.34-0.14)]
=4.8÷[4×1.2]
=4.8÷4.8
=1.

  
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