75= 3.42=( ) = 4=( ) 查看更多

 

题目列表(包括答案和解析)

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
=

查看答案和解析>>

32+9= 60×3= 50÷2= 22×4=
66÷6= 71-7= 400÷2= 90÷3=
69÷3= 62÷2= 28+17= 30×8=
800÷4= 13×2= 20×4= 64-36=
31×2= 36÷3= 84÷4= 140÷7=
15×4= 9×80= 15×40= 49×10=
150×2= 56×10= 42×30= 30×20=
31×30= 4×60= 5×60= 20×10=
8×70= 7×40= 27×30= 10×10=
6×30= 150×4= 16×40= 50×30=
70×3= 70-3= 60×40= 35×20=
64÷4= 36+50= 40×50= 18+6=
200×30= 42×4= 63-7= 230×20=
130×3= 60×50= 150÷3= 260×2=
75-26= 21×40= 35×20= 15×80=
300×6= 15×8= 23×30= 51÷3=
24×3= 34×2= 15×5= 490÷7=
21×3= 15×6= 120÷6= 25×4=
14×5= 30×60= 17×3= 25×40=
125×8= 13×5= 14×4= 75×4=
308×7= 105×30= 1200÷4= 5×17=
48÷3= 90×6= 1400×5= 12×8=
92÷2= 150×4= 3200×2= 24×20=
28×3= 6×13= 650÷5= 900÷6=
10×47= 12×20= 18×2= 84÷3=
1900×5= 720÷4= 50×70= 26×30=
18×4= 36×20= 4×250= 160×2=
480÷2= 50×60= 48÷4= 18×3=
6×800= 110×8= 130×5= 400÷8=
420÷3= 90-15= 3×24= 48+16=
11×40= 53+26= 99÷9= 86÷2=
700×2= 6×11= 83-37= 90-34=
2×23= 2×120= 29+49= 500+300=
400×4= 4×700= 800+300= 60+17=
4000+300= 72÷8= 15×4= 4700-700=
88÷8= 7300+400= 12×3= 72÷7=
63÷7= 200×8= 110×4= 3×310=
950×0= 110×1= 402×2= 25+18=
25+43= 3700+3000= 500×6= 6500-300=
21×3= 6700+200= 7×600= 600×3=
500×4= 350×4= 61÷3= 44÷2=
903÷3= 85-49= 68+17= 84-34=
44+46= 300+800= 65-39= 1100-500=
50-36= 71-44= 900×4= 220×4=
500×3= 120×3= 25+37= 50×60=
7×9+4= 6×9+8= 7×8+4= 9×4+6=
6×6+7=
60
60
+70=130
50×
4
4
=200
800
800
-300=500
35÷
5
5
=7
350+
650
650
=1000
400-
200
200
=200
50
50
×8=400
1000-
300
300
=700
150
150
÷5=30
300-
200
200
=100
500
500
+500=1000
2000-
2000
2000
=0
300
300
÷6=50
500+
200
200
=700
1000
1000
-700=300
900-
800
800
=100.

查看答案和解析>>

1÷0.08=
12.5
12.5
7
20
÷
14
15
=
3
8
3
8
1
6
×
5
6
=
10
10
5
6
×4÷
1
5
=
16
2
3
16
2
3
1
2
:15=
1
30
1
30
1
4
9
10
=
5
18
5
18
5
6
÷
1
3
×
3
10
=
3
4
3
4
4
5
×
1
4
÷
2
5
=
1
2
1
2
3.4×0.4=
1.36
1.36
    
12.6-0.9=
11.7
11.7
 
2-1.64-0.36﹦
0
0
      
1.2÷0.04=
30
30
0.42÷7=
0.06
0.06
        
1.25×3.3×0﹦
0
0
      
0.9+2.01=
2.91
2.91
        
2.97÷100=
0.0297
0.0297
20-3.7-7.3=
9
9
      
6.3+7=
13.3
13.3
          
2.19+9.1=
11.29
11.29
        
5×0.75÷0.75=
5
5

查看答案和解析>>

解方程
8.4+x=12.5             
7x-3.5x=42             4(2x+5.4)=75.2.

查看答案和解析>>

解方程
8.4+x=12.5      
7x-3.5x=42      4(2x+5.4)=75.2.

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