人教版小学六年级的的解比例及解方程练习题.doc

人教版六年级解方程及解比例练习题解比例或方程 :

x:10=2:5 4:x=6:3 24:x=6:12

5:4=10:x 0.8:4=x:86:x=3:12

25:0.25=x:1 2 = 8 36 = 54

9 x x 3

x: 7=6: 34.5

=

6

45:x=18:26 x 2.2

2.8:4.2=x:9.6 1

:x=

1

:

1

2.8:4.2=x:9.6

10 8 4

x:24= 3 : 1 8:x= 4 : 3

5

:

1

=x: 1

4 3

5 4 8

6 12

1 1 0.6 1.5

0．6∶4＝2.4 ∶ x 6∶ x＝5∶3 12 ＝x

3

∶

1

＝x∶

4

11∶4＝25∶x x∶ 1 ＝0.7 ∶1

4 2

5 12 5 3

6 14 2

10∶50＝

x∶

40 1.3

∶ x＝

5.2

∶

20

x ∶

3.6

＝∶1

6 8

1 1 16 4.6 8 3 x

3∶20＝9∶x 0.2

＝

x 8

＝

64

X÷5=9X 10X＋7X=16 4X－6×

2

=2

3

解方程

2

X－7 X= X÷

2

=

7

X＋

7

X=

3

4X－6× 2=2

7 1684 3

3 2 3

4 2X + 5

=

5 70%X + 20%X = 3.6

12 3

5

÷X=

10

X×

3

=20×

1

25% + 10X = 4 X - 15%X = 68

5 4 5

X＋3

X＝121 5X －3×

5

＝

5

2 X÷ 1 ＝12 X÷ 6 = 26 × 1

3

4 x－3 ×9 = 29

8 21 7 3 4 35 45 25

1

2

x +1 x= 4

6

6X＋5 =13.4 3 1 3 3

3

X－ 21×

2

=4 x

1

x 20 2(x 2.6) 8 X

4

3X=

8

10 3 4

4 8

2 1 3

6X＋5 =13.4 5

X-

3 X= 10 4χ－6＝38

5X=

15

8

X= 4

X

÷

4

= 15

19

21 15

5 28

2

X ÷ 1

=12

3 X=25

8

X=1 × 16

3 4

5

72

9

6

51

X ÷ 6 =

26

÷ 13

X-0.25=

1 X

=30%

35 45

25

4

4

4+0.7X=102

2

X+1 X=42

X+

1

X=105

3 2

4

X- 3

X=400

X-0.125X=8

36 =

3 8

X

4

3 X ×(

1 +

3 )=

13 x

－0.375x=

5

X+ X=18

6 8 12 7

6

x × 2 + 1 =4×

3 X － 3

X ＝12

5 X －2.4 ×5＝8

3 2

8

7

3

3 2 1

0.36 ×5- 4 x = 5 3 (x- 4.5) = 7 2 x- 25%x = 10

4

x- 0.8x = 16+6 20 x

– 8.5= 1.5

x- 5 x -4= 21

3

8 2

3

X ＋25%X=90X －7 X= 9 X － 7 X= 4

2 3 × 3 =20×

1 2X + =

70%X + 20%X = 3.6 X

5

5

5

4

25% + 10X = 4

X - 15%X = 68 X ＋

3

X＝121 4x－3 ×9 = 29

1

x +

1

x = 4

3

X－21×

2

=4 5 8 2 6 10 3

5X－3×5

＝

5

2 X÷ 1 ＝12 6X＋5 =13.4 x 1 x 20 2(x 2.6) 86X ＋5 =13.4 21 7

3

4 4

3 X 1 3 3X= 3 X ÷ 2 = 7

4 4 8 8 7 16

X＋7

X=

3

4X－6×

2 12 3

=2 ÷X=

8 4 3 5 10

3

X = 25 8

X = 1 × 16 X÷ 6 = 26 × 13

5 72 9

6 51 35 45 25 2 1 3

5

X-

3

X=

10 4χ－6＝38

8 X= 4 X÷

4 =

15

21 15 5 28

3 X=25 8 X=1 × 16

5 72 9

6 51

5X=

15

19

2

X÷

1

=12

3 4

X÷ 6 = 26 ÷ 13

35 45 25

X-0.25=

1

X

=30%

4+0.7X=102

4

4

2

X+1

X=42

X+

1

X=105

X-

3

X=400

3 2

4

8

X-0.125X=8

36 =

3 X+

3 X=18

X

4

7

1 3 13 －0.375x=

5

x × 2 + 1 =4×

3 X ×( +

)=

x 6

8

12

6

3 2

8

X － 3

X ＝12

3 3 5 X －2.

4 ×5＝8 0.36 ×5-

x =

7

4

5

2 1

3 (x- 4.5) = 7 2 x- 25%x = 10 X

＋25%X=90

4

x- 0.8x = 16+6 20 x

– 8.5= 1.5 x-

5 x -4= 21

3 8 2 X=

3 2X

2 3 X － X=

9

X －

+

=

7

7

4

5

5

70%X + 20%X = 3.6

X ×

3

=20× 1 25% + 10X =

4

5

4

5

X - 15%X = 68 X ＋ 3

X ＝ 121 5X －3× 5 ＝

5

8

21

7

3

1 3 3X=

3 3X

＋5 =50

4

X

8 8

4

X ÷ 2 =

7

X

＋ 7

X=3 4X －6× 2

=2

7 16

8

4

3

12

3 3

X =

25 8

X = 1 × 16

5

÷X=

10

5 72

9

6

51

X ÷ 6 = 26 × 13

4 x －3 ×9 = 29

1

x + 1

x = 4

35 45 25 2

6

3

X －21× 2

=4

x

1 x 20

2( x 2.6) 8

10

3

4

2 1 3

6X ＋5 =13.4 5

X-

3 X= 10

4χ－ 6＝38

5X=

15

8

X= 4

X

÷

4

= 15

19

21 15

5 28

2

X ÷ 1

=12

3 X=25

8

X=1 × 16

3 4

5

72

9

6

51

X ÷ 6 =

26

÷ 13

X-0.25=

1 X

=30%

35 45

25

4

4

4+0.7X=102

2

X+1

X=42

X+

1

X=105

3 2

4

X- 3

X=400

X-0.125X=8

36 = 3

8

X

4

3 X

1 3 13 －0.375x=

5

X+ X=18

×( +

)=

x

7

6

8

12

6

x × 2 + 1 =4×

3 X － 3

X ＝12

5 X －2.4 ×5＝8

3 2

8

7

3

3 2 1

0.36 ×5- 4 x = 5 3 (x- 4.5) = 7 2 x- 25%x = 10

4

x- 0.8x = 16+6 20 x – 8.5= 1.5

x- 5 x -4= 21