六年级数学下册口算练习题(70份)

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(1)

97 + 258=

369-204= 101×25 = 50×12 = 360÷3 = 300÷50 = (2)

362 + 298= 363-199= 32×101 = 25×40 = 450÷90 =

90÷5 = (3)

204 + 365=

457-302=

125×8 =

12×70 =

500÷50 = (4)

450 + 250=

360-240= 50×24=

310×6 =

60÷15 =

960÷30 = (5)

4.1+ 0.9=

2.3-1.8=

0.2×9 =

0.3×0.7 =

0.6÷3 =

0.15÷0.5 = (6)

3 + 1.2=

7.3- 5 =

2.4÷0.6 =

24÷0.3 = (7)

7.12+ 0.5 =

6 -1.8=

1.5×0.4 =

25×0.4 =

4.2÷0.07 =

4÷0.08 = (8)

2 + 5.9=

4.31-2.2=

0.6×20 =

1.6×30 =

0.56÷7 =

0.42÷0.6 = (9)

2.4 + 4 =

50×1.3 = 0.48÷0.8 = 3÷0.6 =

(10)

0.21 + 5 = 6 -2.6 = 0.4×1.4 =

1.5×0.8 = 0.3÷0.5 = 0.1÷0.2 = (11) 41 +41 = 21 + 43 = 53 +41 = 65-61 = 125-61 = 62

(12) 61 + 9

2 = 61 + 10

3 = 9

7 + 2 = 43-107= 145-72= 1-10

7= (13) 5

2×3 = 4

1×8 = 7

3×3 = 8 ×8

1 = 3 ×10

3 = 10 ×

52 =

(14) 61×61= 51×43= 74×71= 85×92= 45×32= 43×9

2= (15) 4

1÷4 = 3

2÷8 = 5

3÷10 = 13

12÷6= 7

2÷14= 13

11÷22=

81÷4

1= 51÷10

3= 49÷32= 97÷1514= 7

2÷712= 45÷3

8= (17) 88×32≈ 39×302≈ 19×201≈ 67×93≈ 195×41≈ 392×12≈

(18) 18×41≈ 22×198≈ 310×41≈

95×192≈ 39×112≈

(19) 352÷7≈ 462÷9≈ 425÷60≈ 334÷80≈ 360÷49≈ 238÷31≈

(20) 152÷3≈ 472÷8≈ 415÷40≈ 364÷50≈ 360÷89≈ 268÷71≈

(21) 41 + 51= 21 + 71=

53 + 20

9= 65-6

5= 32-125 = 7

6-61=

(22) 61 + 6

1 =

2 + 10

3 = 97 + 92 = 107-107= 145-71 = 2 -4

3= (23) 7

4×8= 21×73=

6×83= 11

5×7= 36×94= (24) 95×107 = 4

3×65 = 83×82 = 117×75 = 65×41 = 92×11

2 = (25) 52÷2 = 41÷4 = 73÷7 =

11

10÷2 =

(26) 4

1÷3 = 3

2÷3 = 5

3÷15 = 13

12÷4= 7

2÷2= 12

11÷4= (27) 81÷5

1= 41÷10

3= 49÷9

7= 32÷1514=

(28) 34÷8

1= 71÷6

1= 92÷8

7= 107÷7

6= 310÷35= 310÷5

11= (29) 14÷3

7= 21

8÷8= 5÷3

1= 103÷6

5= 49÷3

2=

(30) 9÷5

18= 125÷8

3= 61÷4

1= 107÷4

3= 103÷8

3= 6

5÷30= (31) 9

2÷18 = 4

1 ÷4= 4÷8

7= 11

2÷6= 5÷6

5= 10

7÷5=

(32) 81÷8

5= 81÷2

3= 314÷107= 3÷14

3 = 5

2÷10= 103÷3

2= (33) 54÷152= 112÷207= 95÷3

10= 101÷7

1= 75÷5

1= 7

3÷56=

65÷10

3= 92÷4

3= 9÷9

1= 10

7÷5 = 35÷9

1= (35) 20÷6

5= 8

3÷6= 15÷8

5= 71÷211= 8÷7

4= 10÷

49= (36)

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