冀教版本小学小学五年级的下册的分数乘法的简便计算练习试题word

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冀教版小学五年级下册分数乘法的简便计算练

习题

五(下)数学分数乘法练习卷

班级:

姓名;

1、直接写得数。

1 ×0= 1

2 5 ×12=

7

3

= 45

3 = × 3

4 × =

6 12 ×

5

5

14

7

2 9

4 ×100= 18 1 =×

4

11

9× =

3 × =

25 6 11 × =

18

10

4 1

3 11 - 2 = 1 + 3 =

8 3 ×5=

7×1 =

12 9 6 5 0× =

5

10

13

2、计算下面各题,能简算的要简算 .

2

1 4

3 2 ×

4 × 3

3

× ×3

5× ×

5 4 5

7 5

(

2 13

) 18

3 1 8

9 18

8 9

( 2 + 1 )× 5 ( 8 + 4

)×27 2

7

4 ) 17

20 5 9 27 6 ×( × ) (15

18 30

9 17

12

( 3 - 3 )× 6 1 ×(7 - 2 ) 5 5 5 1

8 8 15 6 3 6 × + 9 ×

9 6

5 1 4

42 (

3 )

6 7

2 3 + 5 3 6 7 6 2 7 ×6 - 5

×6 35 9 7 35 9 × 27 × 13 × - 13 ×

12 12 4 4 5 5 16 16

3

3 6

8 17 8 7 3 2 3 7 3 21×20 37×35

25 ×24 25 8

25 8

4 9 4 9 4

( 3

+ 7 )× 25 3 1 + 3 × 2 5 - 4 5

5 4 × 4 5 7 9 ×

2

7

(

1 1

) 2 7

2 7

5

21

1 6 4 1 2

1- 14 ×25

2 + 4 ×6

6 ×(5 - 3 )

(

5

7)

6 11 6

13

7 5 3

4 1 3

12×(24 + 6 + 4 ) 17 ×(125 ×34)

(5 + 7 )×7 ×5

19

19 8

1 6

5 3 20 ×199 ×20 (24 + 3 )×24

77 ×78

8 7 16

2 2

9

1

5 × +

10 ×0.4-2÷5×

10 10

7

1 4 6 3

6

-

)×60

7

× +

7 ×

12 5

13 13

2

27 2

1 ×

2 ×

63 ×

3

×8

×(15 × ) ×

25

27 28

15

8 7 32

101

8 100

333

1

×3

3

3

× 7 +

4

×3

3

7 7 8

8 8 8

10

×101-

9 × ÷ × 3

8

11 11

8

10

9 9 9

3 × 99 +

3 ( 1) 4

×75

(

4 +

8 2

3

4

×25 5 5

15 7 9

) ×

5

25

34

36×35

15 3 10 3 3 5 5 18 4

7

21 × +

21 × -

(

6

-

) ×

(1) ×75

(2) ×

4

4

4

9

5

15

18

9 14

(

5 -

5 18 ( 1) 4

×75

(2)

7

9

(3) 9 2

( 4)

11

7

6 9 ) ×

5

15 ×

14 ×21×

× ×

18 14

9

14 10

8

33

(5) 3 × 5 ×

3 4 5 5 (1)3- 7 - 5 (2) 5 ×3 + 5 ×5 (6) × × 5 27 8 5 8 12 12 12 7 8 8 7

( 5) 2 ×7+ 2 ×5 ( 6)( 1 - 1 )×(24- 4 ) ( 4) 18×( 4 + 5 ) 3 3 6 12 5 9 6

18 × 9 + 7 × 9 + 9 63 (5 4 3) (21×3 + 4 ×21)×1 ( 5 + 4 )×30 25 16 25 16 16 9 21 7 7 7 4 6 5

4- 5 - 7 3 ×153 –0.6×53 10 - 7 - 12 + 1 ( 2 + 3 )×15×11 11 11 5 19 19 19 15 11

3 99 3 27 15

85 3 44 37 2011 2009 10 10 26 86 45 2010

1 2 9 2 7 4 3 5 2 5 14 5 7 24 5 9 5 9 16 9 8 8 15 24 3 12 12 35 7

3

39 1 2

×

4

×10 6.8 ×

1

1

×3.2 ( 2 + 3 -

1

) ×12 46 ×

44

26 10 4 5 21 5 5 3 4 2 45

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