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绩点4.5算什么水平 简算:7.25-3+3.75-6 &.

火烧 2022-11-28 13:47:34 1071
简算:7.25-3+3.75-6 am . 简算:7.25-3+3.75-6 am ...(1)7.25-3+3.75-6,=(7.25+3.75)-(3+6),=11-9,=2.(2)49×( 2

简算:7.25-3+3.75-6 &.  

简算:7.25-3+3.75-6 &...

(1)7.25-3+3.75-6,
=(7.25+3.75)-(3+6),
=11-9,
=2.

(2)49×(

2 7

+

1 5

)×25,
=49×

17 35

×25,
=595;

49×(

2 7

+

1 5

)×25,
=(49×

2 7

+49×

1 5

)×25,
=

119 5

×25,
=595.

(3)

3 13

×

4 5

+

11 13

÷

5 4

?

4 5


=

3 13

×

4 5

+

11 13

×

4 5

-

4 5


=(

3 13

+

11 13

?1)×

4 5


=

1 13

×

4 5


=

4 65

7.25-3+3.75-6简便运算

7.25-3+3.75-6
=(7.25+3.75)-(3+6)
=11-9
=2
行家正解,不明白可以追问!祝您学习进步
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能简算的要简算7.25-3又3/7+3.75-6又4/7

7.25-3又3/7+3.75-6又4/7
=7.25+3.75-3又3/7-6又4/7
=(7.25+3.75)-(3又3/7+6又4/7)
=11-10
=1
祝你学习进步,满意请采纳!

脱式计算.(能简算要简算.)4 5 8 +3.75+5 3 8 +6 1 4 ( 1

(1)4

5 8 +3.75+5

3 8

+6

1 4


=(4

5 8

+5

3 8

)+(6.25+3.75),
=10+10,
=20;

(2)(

1 2

+

1 3

-

2 15

)×30,
=30×

1 2

+30×

1 3

-

2 15

×30,
=15+10-4,
=21;

(3)

7 12

×[(

2 5

+

1 3

)÷

2 3

],
=

7 12

×[

11 15

÷

2 3

],
=

7 12

×

11 10


=

绩点4.5算什么水平 简算:7.25-3+3.75-6 &.
77 120

(4)7.25×16.3-12.3×7.25,
=7.25×(16.3-12.3),
=7.25×4,
=29.

72.5乘9.8减7.25加7.25乘3怎么简算

你好,
这个,
很好的,
我是看的出啊里的 。

7.25乘99加7.25简算

=7.25*(99+1) =7.25*100 =725

7.25-3 +3.75-6

(7.25+3.75)-(3+6)=11-9=2

能简算要简算: 14/3÷【(1.3+1/5)÷3.75】-2/3

14/3÷【(1.3+1/5)÷3.75】-2/3
=14/3÷(1.5÷3.75)-2/3
=14/3÷2/5-2/3
=35/3-2/3
=11

不懂可追问,有帮助请采纳,谢谢!

3.75×39+3.75×61+3.75+1简算

3.75×39+3.75×61+3.75+1简算如下:
3.75×39+3.75×61+3.75+1
=3.75×(39+61+1)+1
=3.75×101+1
=3.75×(100+1)+1
=3.75×100+3.75+1
=375+4.75
=379.75

  
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