小学六年级解比例及解方程练习题
-
解方程及解比例练习题
解比例
:
x:10=
:
0.4:x=1.2:2
1
1
12
3
=
4
3
1
1
2
:
5
=
1
4
:x
0.8:4=x:8
1.25:0.25=x:1.6
2
=
8
9
x
2
.
4
x
3
4
:x=3:12
36
54
x
=
3
x:
=6:
2
4
.
5
< br>6
24
=
45:x=18:26
3
25
2.8:4.2=x:9.6
x:24=
3
:
1
4
3
8:x=
x
2
.
2
1
10
:x=
1
8
:
1
4
2.8:4.2=x:9.6
4
:
3
5
4
5
8
:
1
1
6
=x:
12
1
1
0.6
1.5
0
．
6∶4＝2.4∶
x
6∶
x
＝
∶
＝
5
3
12
x
3
1
4
11
4
25
1
1
∶
＝
x
∶
∶
＝
∶
x
< br>x
∶
＝0.7∶
4
2
5
10∶50＝
x
∶40
1
3
∶
1
20
＝
1
6
9
∶
解方程
X
－
2
3
7
X=
4
2X +
X
×
3
=20
×
1
5
4
25% + 10X =
X
＋
3
8
X
＝
121
5X
12
5
36
14
2
1.3∶
x
＝5.2∶20
x
∶3.6＝6∶18
x
4.6
0.2
＝
8
3
x
x
8
＝
64
2
5
=
3
5
70%X +
20%X = 3.6
4
5
X - 15%X = 68
－
3
×
5
5
2
1
21
＝
7
3
X
÷
4
＝
12
<
/p>
3
1
3
X
3X=
3
6X
＋
5 =13.4
X
÷
2
=
7
7
16
X
12
5
÷<
/p>
X=
3
10
X
÷
6
35
=
26
45<
/p>
×
13
25
3
10<
/p>
X
－
21
×
2
3
=4
6X
＋
5 =13.4
4
4
8
8
＋
7
8
X=
3
4
4X
－
6
×
2
< br>3
=2
3
25
8
1
16
5
< br> X =
72
9
X =
6
×
51
x
－
3
×
9 = 29
1
2
x
+
1
6
x
=
4
x
1
4
x
20
2
(
x
2
.
6
)
8
2
5
X-
1
3
3
X=
10
4
χ
－
6
＝
38
4
5X=
15
4<
/p>
4
15
8
X=
X
÷
=
19
5
28
21
1
5
2
1
3
25
8
1
16
X<
/p>
÷
=12
X=
X=
×
3
4
X
÷
6
26
13
35
=<
/p>
45
÷
25
4+0.7X=102
X-
3
8
X=400
X-0.125X=8
X+
3
7
X=18 X
5
72
1
4
2
X+
1
3
2
X=42
X+
×
(
1
6
+
3
8
)=
13
12
x<
/p>
9
6
51
X
4
=30%
1
4
X=105
36
3
X
=
4
－
0.3
75x=
5
6
X-0.25=
x
×
+
=4
×
X
－
X
＝
12
5
X
－
2.4
×
5
＝
8
2
1
3
3
3
2
8
0.36
×
5-
3
4
x =
3
5
x- 0.8x = 16+6 20 x
X
＋
25%X=90
X
2X
+
2
3
5
=
5
70%X + 20%X =
3.6 X
7
2
3
(x- 4.5) = 7
–
8.5= 1.5
－
3
7
X=
8
9
X
1
2
x- 25%x = 10
x-
4
5
x -4= 21
－
2
3
7
X=
4
×
3
5
=20
×
1
4