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    (高频考点)新初一分班考专题7-整数、小数、分数、百分数计算题(专项突破)-小学数学六年级下册人教版

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    这是一份(高频考点)新初一分班考专题7-整数、小数、分数、百分数计算题(专项突破)-小学数学六年级下册人教版,共29页。试卷主要包含了用递等式计算,计算,怎样算简便就怎样算,能简算的要简算,用你喜欢的方法计算下面各题,脱式计算,用脱式计算,计算下列各题等内容,欢迎下载使用。
    (高频考点)新初一分班考专题7-整数、小数、分数、百分数计算题(专项突破)-小学数学六年级下册人教版
    一.计算题(共26小题)
    1.用递等式计算。
    4920÷24﹣16×12
    (6.3+2.1)÷2.4
    24×()
    [()]


    2.脱式计算,能简算的要用简便方法计算。
    (1)2.5×32×1.25
    (2)×[+(20﹣9.8)]
    (3)﹣+﹣
    (4)8×(+)+


    3.计算(能简算的要简算)
    (+﹣)×36
    5.28﹣0.44+1.72﹣2.56
    ÷[+×(1﹣)]
    3.2×25×12.5


    4.怎样算简便就怎样算。
    0.65×13+88×65%﹣
    ()÷
    1.25×88
    (7.2+)﹣




    5.能简算的要简算。
    (++)×24
    ÷[(1+)×3]
    48×0.13+52×0.13


    6.用你喜欢的方法计算下面各题。
    59×101
    12.7﹣3.6﹣5.4
    2.5÷×
    12.5×8÷12.5×8
    24×(+﹣)
    ×[﹣(﹣)]


    7.脱式计算(能简算的要简算)。
    (1)270﹣49﹣156
    (2)(5.9+1.65)÷0.25
    (3)3.8×99+3.8
    (4)4×0.37×25
    (5)÷[×(﹣)]
    (6)÷7+×


    8.用脱式计算。(能简算的要简算)
    (1)35×(1﹣)÷
    (2)
    (3)24﹣17.5÷2.5×1.5
    (4)
    (5)
    (6)0.125×2.5×32


    9.计算下面各题,能用简便算法的就用简便算法
    [1﹣()]÷
    10.28+8.14﹣5.28
    240×()





    10.计算下列各题。(能简算的要简算)
    (1)12.7﹣3.6﹣6.4
    (2)÷[()×]
    (3)9.7×99+9.7
    (4)36×()


    11.计算下面各题,怎样简便就怎样算。
    6.39÷0.25÷4
    4.5×+5.5×80%
    24×()


    12.脱式计算,能简算的要简算。
    15.28﹣3.6﹣3.4
    ()×7.2

    7.5÷[(6.8﹣4.3)×0.12]


    13.计算下面各题。
    6.3﹣2.9﹣2.1+5.7
    20﹣1.53÷1.5+0.2
    ×[÷(﹣)]
    ÷[×(0.4+)]


    14.能简算的要简算。
    65×(﹣)
    18.52÷+5.48×
    7.6×+1.4×0.8+80%
    35.4÷12.5÷0.8
    17.83﹣6.97+2.17﹣3.03
    1998×





    15.选择适当的方法计算
    ①26×35+5.4÷0.27
    ②0.6×49+52×﹣60%
    ③1÷[2﹣(+)]
    ④18.25﹣(6.45﹣1)
    ⑤(+)×7÷15
    ⑥(5.6﹣×19.2)÷


    16.递等式计算,怎么简便怎么算。
    7.2×+4.5×
    48×()×16
    26.3÷2.5÷4+0.37
    ()×7﹣28÷29


    17.用合理的方法脱式计算(能简算的要写出简算过程)。
    9.375﹣4.5﹣(﹣)
    3.2×0.25×125
    ÷[(﹣25%)÷]
    (+﹣)÷
    (3.2×1.5+2.4)÷1.6
    0.75×65+×34+75%


    18.脱式计算,能简算的简算。
    (7.5+2.5)×0.25
    2.75×1.8+12.5×0.18
    [1﹣()]×36


    19.下面各题,怎样算简便就怎样算。

    69÷[1.4﹣(6.5﹣5.4)]
    21.8×9.7+2.18×3
    ()÷



    20.计算,能简便的要简便计算。
    (﹣+)÷
    ÷+×
    2.3×85+23×1.5
    4×0.8×2.5×12.5


    21.计算,能简算的要写出简算过程。
    12.5×0.45×54+0.125
    ()×2×3×4
    (90+)×
    ÷()
    [()×]
    +……+


    22.怎样算简便就怎样算
    ①()×24
    ②(8.25﹣3.15)÷2.5÷4
    ③4.75+3+5.6+25%
    ④21÷()÷


    23.能简算就要简算。

    ()×12
    5.58+
    5.02﹣1.37﹣2.63
    1.25×25×32
    2.8×+2.2×25%﹣0.25



    24.计算下面各题,能简便的要简便。
    (+)×18
    12.5%×32×25%
    ÷7+×
    ÷[﹣(+)]
    25.计算下面各题,能简算的要简算。
    25×32×1.25
    (﹣0.375)÷(×)
    ×+÷7
    6﹣(+)



    26.计算下面各题,能简算的要简算。
    ①×37+11÷
    ②+0.4+0.875
    ③20×+1÷50%

    (高频考点)新初一分班考专题7-整数、小数、分数、百分数计算题(专项突破)-小学数学六年级下册人教版
    参考答案与试题解析
    一.计算题(共26小题)
    1.【解答】解:(1)4920÷24﹣16×12
    =205﹣192
    =13

    (2)(6.3+2.1)÷2.4
    =8.4÷2.4
    =3.5

    (3)24×()
    =24×+24×
    =10+9
    =19

    (4)[()]
    =[]


    2.【解答】解:(1)2.5×32×1.25
    =2.5×(4×8)×1.25
    =(2.5×4)×(8×1.25)
    =10×10
    =100

    (2)×[+(20﹣9.8)]
    =×[+10.2]
    =×11


    (3)﹣+﹣
    =(+)﹣(+)
    =1﹣1
    =0

    (4)8×(+)+
    =8×+8×+
    =3++
    =3+(+)
    =3+1
    =4
    3.【解答】解:(1)(+﹣)×36
    =×36+×36﹣×36
    =16+15﹣15
    =31﹣15
    =15

    (2)5.28﹣0.44+1.72﹣2.56
    =5.28+1.72﹣0.44﹣2.56
    =5.28+1.72﹣(0.44+2.56)
    =7﹣3
    =4

    (3)÷[+×(1﹣)]
    =÷[+×]
    =÷[+]
    =÷


    (4)3.2×25×12.5
    =(0.4×8)×25×12.5
    =(0.4×25)×(8×12.5)
    =10×100
    =1000
    4.【解答】解:(1)0.65×13+88×65%﹣
    =0.65×(13+88﹣1)
    =0.65×100
    =65

    (2)()÷
    =(+)÷
    =÷


    (3)1.25×88
    =1.25×(8×11)
    =1.25×8×11
    =10×11
    =110

    (4)(7.2+)﹣
    =8﹣×8
    =(﹣)×8
    =×8

    5.【解答】解:(1)(++)×24
    =×24+×24+×24
    =6+4+3
    =13

    (2)÷[(1+)×3]
    =÷[×3]
    =÷


    (3)48×0.13+52×0.13
    =0.13×(48+52)
    =0.13×100
    =13
    6.【解答】解:(1)59×101
    =59×(100+1)
    =59×100+59×1
    =5900+59
    =5959

    (2)12.7﹣3.6﹣5.4
    =12.7﹣(3.6+5.4)
    =12.7﹣9
    =3.7

    (3)2.5÷×
    =4×
    =7

    (4)12.5×8÷12.5×8
    =(12.5÷12.5)×(8×8)
    =1×64
    =64

    (5)24×(+﹣)
    =24×+24×﹣24×
    =6+20﹣21
    =5

    (6)×[﹣(﹣)]
    =×[﹣+]
    =×[+﹣]
    =×[1﹣]
    =×

    7.【解答】解:(1)270﹣49﹣156
    =221﹣156
    =65

    (2)(5.9+1.65)÷0.25
    =7.55÷0.25
    =30.2

    (3)3.8×99+3.8
    =3.8×(99+1)
    =3.8×100
    =380

    (4)4×0.37×25
    =4×25×0.37
    =100×0.37
    =37

    (5)÷[×(﹣)]
    =÷[×]
    =÷


    (6)÷7+×
    =×+×
    =(+)×
    =1×

    8.【解答】解:(1)35×(1﹣)÷
    =(35﹣35×)×
    =(35﹣15)×
    =20×
    =48

    (2)
    =(55.2+4.8)﹣(+)
    =60﹣2
    =58


    (3)24﹣17.5÷2.5×1.5
    =24﹣7×1.5
    =24﹣10.5
    =13.5

    (4)
    =+5+
    =++5
    =1+5
    =6

    (5)
    =×(5+3+1)
    =×9
    =2

    (6)0.125×2.5×32
    =(0.125×8)×(2.5×4)
    =1×10
    =10
    9.【解答】解:(1)[1﹣()]÷
    =[1﹣]÷
    =÷


    (2)10.28+8.14﹣5.28
    =10.28﹣5.28+8.14
    =5+8.14
    =13.14

    (3)240×()
    =240×﹣240×
    =90﹣20
    =70
    10.【解答】解:(1)12.7﹣3.6﹣6.4
    =12.7﹣(3.6+6.4)
    =12.7﹣10
    =2.7

    (2)÷[()×]
    =÷[×]
    =×


    (3)9.7×99+9.7
    =9.7×(99+1)
    =9.7×100
    =970

    (4)36×()
    =36××36×36
    =21+20﹣9
    =32
    11.【解答】解:6.39÷0.25÷4
    =6.39÷(0.25×4)
    =6.39÷1
    =6.39

    4.5×+5.5×80%
    =4.5×0.8+5.5×0.8
    =(4.5+5.5)×0.8
    =10×0.8
    =8

    24×()
    =24×+24×﹣24×
    =8+14﹣15
    =7
    12.【解答】解:(1)15.28﹣3.6﹣3.4
    =15.28﹣(3.6+3.4)
    =15.28﹣7
    =8.28

    (2)()×7.2
    =×7.2+×7.2﹣×7.2
    =6+1.6﹣2.7
    =4.9

    (3)
    =×0.75+0.75×
    =(+)×0.75
    =1×0.75
    =0.75

    (4)7.5÷[(6.8﹣4.3)×0.12]
    =7.5÷[2.5×0.12]
    =7.5÷0.3
    =25
    13.【解答】解:(1)6.3﹣2.9﹣2.1+5.7
    =(6.3+5.7)﹣(2.9+2.1)
    =12﹣5
    =7

    (2)20﹣1.53÷1.5+0.2
    =20﹣1.02+0.2
    =18.98+0.2
    =19.18

    (3)×[÷(﹣)]
    =×[÷]
    =×
    =2

    (4)÷[×(0.4+)]
    =÷[×]
    =÷

    14.【解答】解:(1)65×(﹣)
    =65×﹣65×
    =52﹣35
    =17

    (2)18.52÷+5.48×
    =18.52×+5.48×
    =(18.52+5.48)×
    =24×
    =40

    (3)7.6×+1.4×0.8+80%
    =(7.6+1.4+1)×
    =10×
    =8

    (4)35.4÷12.5÷0.8
    =35.4÷(12.5×0.8)
    =35.4÷10
    =3.54

    (5)17.83﹣6.97+2.17﹣3.03
    =17.83+2.17﹣6.97﹣3.03
    =17.83+2.17﹣(6.97+3.03)
    =20﹣10
    =10

    (6)1998×
    =(1997+1)×
    =1997×+1×
    =1995+
    =1995
    15.【解答】解:①26×35+5.4÷0.27
    =910+20
    =930

    ②0.6×49+52×﹣60%
    =0.6×49+52×0.6﹣0.6
    =0.6×(49+52﹣1)
    =0.6×100
    =60

    ③1÷[2﹣(+)]
    =1÷[2﹣]
    =1÷


    ④18.25﹣(6.45﹣1)
    =18.25﹣6.45+1
    =18.25+1﹣6.45
    =20﹣6.45
    =13.55

    ⑤(+)×7÷15
    =×7÷15
    =÷15


    ⑥(5.6﹣×19.2)÷
    =(5.6﹣3.2)÷
    =2.4÷
    =8.8
    16.【解答】解:(1)7.2×+4.5×
    =4.5×(7.2+2.8)
    =4.5×10
    =45

    (2)48×()×16
    =48××16﹣×48×16
    =240﹣96
    =144

    (3)26.3÷2.5÷4+0.37
    =26.3÷(2.5×4)+0.37
    =26.3÷10+0.37
    =2.63+0.37
    =3

    (4)()×7﹣28÷29
    =()×7﹣
    =(×7+×7)﹣
    =5+(﹣)
    =5+0
    =5
    17.【解答】解:(1)9.375﹣4.5﹣(﹣)
    =9.375﹣4.5﹣+
    =(9.375+)﹣(4.5+)
    =10﹣5
    =5

    (2)3.2×0.25×125
    =(0.4×0.25)×(8×125)
    =0.1×1000
    =100

    (3)÷[(﹣25%)÷]
    =÷[÷]
    =÷


    (4)(+﹣)÷
    =(+﹣)×24
    =×24+×24﹣×24
    =20+21﹣10
    =31

    (5)(3.2×1.5+2.4)÷1.6
    =(4.8+2.4)÷1.6
    =4.5

    (6)0.75×65+×34+75%
    =0.75×(65+34+1)
    =0.75×100
    =75
    18.【解答】解:(1)(7.5+2.5)×0.25
    =10×0.25
    =2.5

    (2)2.75×1.8+12.5×0.18
    =2.75×1.8+1.25×1.8
    =(2.75+1.25)×1.8
    =4×1.8
    =7.2

    (3)[1﹣()]×36
    =1×36﹣×36﹣×36
    =36﹣18﹣12
    =6
    19.【解答】解:(1)
    =×(﹣)
    =×


    (2)69÷[1.4﹣(6.5﹣5.4)]
    =69÷[1.4﹣1.1]
    =69÷0.3
    =230

    (3)21.8×9.7+2.18×3
    =21.8×(9.7+0.3)
    =21.8×10
    =218

    (4)()÷
    =××
    =×

    20.【解答】解:(1)(﹣+)÷
    =(﹣+)×24
    =×24﹣×24+×24
    =16﹣12+4
    =8
    (2)÷+×
    =×+×
    =(+)×
    =1×

    (3)2.3×85+23×1.5
    =23×8.5+23×1.5
    =23×(8.5+1.5)
    =23×10
    =230
    (4)4×0.8×2.5×12.5
    =(4×2.5)×(0.8×12.5)
    =10×10
    =100
    21.【解答】解:(1)12.5×0.45×54+0.125
    =0.125×(45+54+1)
    =0.125×100
    =12.5

    (2)()×2×3×4
    =×2×3×4+×2×3×4+×2×3×4
    =12+8+6
    =26

    (3)(90+)×
    =(89+)×
    =89×+×
    =1+
    =1

    (4)÷()
    =÷(++)
    =÷


    (5)[()×]
    =[×]
    =÷


    (6)+……+
    =(1﹣)+(﹣)+(﹣)+(﹣)……+(﹣)
    =1﹣+﹣+﹣+﹣……+﹣
    =1﹣

    22.【解答】解:①()×24
    =×24+×24﹣×24
    =20+14﹣9
    =25

    ②(8.25﹣3.15)÷2.5÷4
    =5.1÷(2.5×4)
    =5.1÷10
    =0.51

    ③4.75+3+5.6+25%
    =(4.75+0.25)+(3.4+5.6)
    =5+9
    =14

    ④21÷()÷
    =21÷(+)×
    =21××
    =21×(×)
    =21×
    =35
    23.【解答】解:(1)÷8+×
    =×+×
    =×(+)


    (2)()×12
    =×12+×12﹣×12
    =3+8﹣10
    =1

    (3)5.58+
    =(5.58+5.42)+(+)
    =11+1
    =12

    (4)5.02﹣1.37﹣2.63
    =5.02﹣(1.37+2.63)
    =5.02﹣4
    =1.02

    (5)1.25×25×32
    =1.25×25×4×8
    =(1.25×8)×(25×4)
    =10×100
    =1000

    (6)2.8×+2.2×25%﹣0.25
    =2.8×0.25+2.2×0.25﹣0.25
    =0.25×(2.8+2.2﹣1)
    =0.25×4
    =1
    24.【解答】解:①(+)×18

    =14+15
    =29
    ②12.5%×32×25%
    =(0.125×8)×(4×0.25)
    =1×1
    =1
    ③÷7

    =()×


    ④÷[﹣()]
    =[]


    =1
    25.【解答】解:(1)25×32×1.25
    =(25×4)×(8×1.25)
    =100×10
    =1000


    (2)(﹣0.375)÷(×)
    =(﹣)÷
    =×



    (3)×+÷7
    =×+×
    =(+)×
    =×



    (4)6﹣(+)
    =6﹣﹣
    =6﹣
    =5
    26.【解答】解:①×37+11÷
    =×37+11×
    =×(37+11)

    =18

    ②+0.4+0.875
    =0.6+0.125+0.4+0.875
    =0.6+0.4+(0.125+0.875)
    =1+1
    =2

    ③20×+1÷50%
    =16+2
    =18

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