(3.14×7.42+2.58×3.14)÷(3.25+3.14-3) 查看更多

 

题目列表(包括答案和解析)

(3.14×7.42+2.58×3.14)÷(3.25+3.14-3
14
)

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3.42+5.58= 6.8-1.9= 10-8.4= 0.4×25=
8.4÷0.7=
2
9
×
6
7
=
 
73
8
÷1
=
4-2
2
5
=
1
2
-
1
4
=
7
4
=
1.2×5= 3.9÷0.3=
247-99= 647-19-81= 4.3×5×0.2= 8.7-(3.9+1.7)=

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3
4
×2
=
1
6
+
1
2
=
5
9
÷5
=
1
12
×
6
7
=
3
4
÷3
=
5
4
×
5
4
=
5
8
÷1
=
5-
2
3
=
3
9
×12
=
3
5
×
5
12
=
4-
2
3
=
7
12
×3
=
2
7
÷14
=
8+
3
5
=
13
30
=
39×
3
13
=
1
2
=
5
6
÷
3
4
=
12
7
=
20÷
4
5
=
1-
9
10
=
2.5×16=
5
12
÷
1
6
=
3
2
×
4
5
=
8
15
÷24
=
11÷
22
8
=
1
2
÷
3
8
=
4
7
÷
2
3
=
3
4
+
1
7
=
1.5÷0.05=
1
9
×9
=
1.5÷0.05=
5
8
÷
7
12
=
4
5
×
2
3
×
5
6
=
5
9
×
2
5
=
2.5×0.4=
14×
5
16
=
(
1
2
+
1
3
)×12
=
14
33
×
3
7
=
7
9
=
5
8
×
5
8
=
5
21
+
4
7
=
7
9
÷7
=
2-
1
4
=
3
5
-
1
8
=
4
21
÷
8
7
=
2
3
-
1
4
=
6.25+1.75=
1
2
÷
7
18
=
9
10
×6
=
1
8
+
1
9
=
3
4
÷
4
3
=
1
2
×
2
3
=
12-
5
7
=
2
5
=
2
9
÷18
=
7
28
÷
2
9
=
10×1×
2
5
=
20÷
4
5
=
1
3
×9+9×
2
3
=
42÷
21
23
=
3
8
÷12
=

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看谁能算对。
(1)58+8= (2)76-20= (3)32+50= (4)8+42= (5)9+16-7=
(6)60-7= (7)8+37= (8)89-7= (9)70-20= (10)30+24-9=
(11)77-8= (12)66-9= (13)58-20= (14)71-9= (15)7+35-6=
(16)10+40= (17)60+25= (18)84-30= (19)14+6= (20)60+20-8=

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①2003+2002-2001-2000+1999+1998-1997-1996+…+7+6-5-4+3+2-1
②95×125+125×14-25×5
③99999×7+11111×37
④0.125×0.25×0.5×64
⑤13.5×9.9+6.5×10.1
⑥17.42-(3.36-2.58)-6.64
⑦48×29+13×16.

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