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脱式计算:(1)0.25×〔720÷(4-2.4×56)〕(2)〔149-8.19÷(5.25+134)〕×913÷17%(3)6713-(537-1713)+147(4)4.83×0.59+0.41×1.59-0.324×5.9(5)5.6-(□×314-156×□)÷523=235,□=.

题目详情
脱式计算:
(1)0.25×〔
7
20
÷(4-2.4×
5
6
)〕
(2)〔1
4
9
-8.19÷(5.25+1
3
4
)〕×
9
13
÷17%
(3)6
7
13
-(5
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.

7
20
÷(4-2.4×
5
6
)〕
(2)〔1
4
9
-8.19÷(5.25+1
3
4
)〕×
9
13
÷17%
(3)6
7
13
-(5
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
7
20
772020
5
6
)〕
(2)〔1
4
9
-8.19÷(5.25+1
3
4
)〕×
9
13
÷17%
(3)6
7
13
-(5
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
5
6
5566
4
9
-8.19÷(5.25+1
3
4
)〕×
9
13
÷17%
(3)6
7
13
-(5
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
4
9
4499
3
4
)〕×
9
13
÷17%
(3)6
7
13
-(5
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
3
4
3344
9
13
÷17%
(3)6
7
13
-(5
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
9
13
991313
7
13
-(5
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
7
13
771313
3
7
-1
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
3
7
3377
7
13
)+1
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
7
13
771313
4
7
           
(4)4.83×0.59+0.41×1.59-0.324×5.9
(5)5.6-(□×3
1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
4
7
4477

1
4
-1
5
6
×□)÷5
2
3
=2
3
5
,□=______.
1
4
1144
5
6
×□)÷5
2
3
=2
3
5
,□=______.
5
6
5566
2
3
=2
3
5
,□=______.
2
3
2233
3
5
,□=______.
3
5
3355
▼优质解答
答案和解析
(1)0.25×〔720÷(4-2.4×56)〕,=0.25×〔720÷(4-125×56)〕,=0.25×〔720÷(4-2)〕,=0.25×〔720÷2〕,=14×740,=7160;(2)〔149-8.19÷(5.25+134)〕×913÷17%,=〔149-8.19÷(5.25+1.75)〕×...