小数除法竖式专项练习130题(有答案)
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小数除法竖式专项练习130题(有答案)
(1)720.8÷6.8=
(2)50.96÷6.5=
(3)6.27÷3.5=
(4)10.471÷3.7=
(5)8.45÷2.4=
(6)28.65÷1.5=
(7)0.03÷0.12=
(8)342÷3.8=
(9)3.12÷0.024=
(10)2.772÷2.1=
(11)111.6÷9=
(12)0.448÷32=
(13)17.6÷18=
(14)9.4÷11=
第 1 页 共
1 页
(保留两位小数)
(15)2.31÷2.2=
(16)7.891÷0.13=
(17)50.96÷6.5=
(18)0.8576÷0.32=
(19)15÷74=
(20)6.27÷3.5≈ (商精确到0.01)
(21)10.08÷0.65≈ (商精确到0.01)
(22)3.6÷0.27=
(23)15.6÷24=
(24)2.1÷0.56=
(25)1731.2÷5.41=;
(26)2.07÷0.36=
(27)99.5÷9.9=
(28)3.26÷3.1≈ (商精确到0.1)
第 2 页
共 2 页
(29)2.052÷7.2≈ (商精确到0.01) (37)3.684÷0.12=
(30)6.912÷3.6= (38)28.56÷0.51=;
(31)13.52÷13=
(32)109.2÷0.42=
(33)8÷0.9≈ (保留一位小数)
(35)15.75÷2.1=
(36)81.9÷39=
(39)230÷0.46=
(40)5.586÷0.72≈
(41)91.2÷57=
(42)0.544÷0.16=
(43)5.06÷2.2=
第 3 页
共 3 页
(结果保留两位小数)
(44)2.888÷0.76=; (51)12.96÷12=
(45)2.091÷1.02= (52)3÷1.1≈ (保留一位小数 )
(46)1.5÷0.045=
(47)18.9÷2.7=
(48)70.7÷33=
(49)0.732÷1.7≈
(50)7.82÷1.25=
(保留一位小数)
(53)6.4÷37≈ (保留两位小数
(54)0.782÷0.23=
(55)34÷11≈ (保留两位小数)
(56)7.65÷0.85=
(57)1.26÷0.28=
第 4 页
共 4 页
)
;
(用循环小数表示)
(58)5.4÷0.36= (65)0.77÷0.13= (精确到十分位)
(59)9.52÷1.2= (保留两位小数) (66)29.29÷29=,
(60)27÷0.18=
(61)7.23÷6.5=
(62)83÷4.5=
(63)23÷24=
(64)9.8÷1.2=
(商精确到百分位);
(商用循环小数表示).
(保留两位小数)
(67)111÷0.37=,
(68)24÷96=
(69)4.05÷45=
(69)34.17÷1.7=
(70)48÷1.25=
第 5 页
共 5 页
(保留整数)
(71)25.3÷0.88= (78)5.94÷0.55=
(72)103÷6= (商用循环小数表示) (79)9.73÷2.7≈
(商保留两位小数)
(73)7.8÷75=
(74)1.17÷0.6=.
(75)8.96÷0.56=
(76)20.15÷0.025=
(77)1.71÷4.5=
(80)3.598÷0.9≈
(81)1.25÷0.25=
(82)78.6÷11=
(83)5.63÷7.8≈
(84)0.7÷0.5=;
第 6 页
共 6 页
(保留两位小数)
(精确到十分位)
(用循环小数表示)
(85)0.972÷1.2=
(86)38.18÷2.3=
(87)0.1196÷0.23=
(88)5.1÷0.17=
(89)0.56÷1.4=
(90)36.4÷2.6=
(91)16.8÷0.07=
(92)17.5÷0.35=
(93)72.2÷0.95=
(94)1.25÷0.25=
(95)8.4÷0.56=;
(96)8.54÷0.7=
(97)78.6÷11= (商用循环小数表示 );
(98)5.63÷7.8= (得数保留两位小数).
第 7 页
共 7 页
(99)3÷1.2=
(100)2.7÷0.36=
(101)88.4÷1.7=
(102)5.24÷0.08=
(103)46÷2.5=
(104)15.5÷0.27=
(105)58.6÷24 =
(106)36.83÷29=.
(107)11.04÷0.46=
(108)17.48÷3.8=
(109)6.48÷0.06=
(110)1.75÷0.7=
(111)96.72÷2.4=
(112)32.4÷3.6=9;
第 8 页
共 8 页
(113)45÷18= (120)63÷15=
(114)10.44÷0.072=. (121)21.28÷7=
(115)14.2÷11=
(116)43.4÷31=
(117)29.7÷11=
(118)39.6÷12=
(119)7.28÷13=
(122)4.692÷2.3=
(123)62.13÷0.57=
(124)35÷74=
(125)5.26÷1.6≈
(126)78÷5=
第 9 页
共 9 页
(用循环小数表示)
(商用循环小数表示)
(结果保留两位小数)
(127)89÷25=
(128)16.64÷64=
(129)8÷125=
(130)37.8÷2.7=
(132)①53.04÷26
②51.3÷0.27
③8.4÷0.24
④628.5÷0.15.
第 10 页
共 10 页
参考答案:
(1)720.8÷6.8=106;
(2)50.96÷6.5=7.84;
(3) 6.27÷3.5≈1.79.
(4)10.471÷3.7=2.83
(5)8.45÷2.4=3.4≈3.43
(6)28.65÷1.5=19.1
(7)0.03÷0.12=0.25
0.25
0.12
,
(8)342÷3.8=90
90
3 8
,
(9)3.12÷0.024=130;
(10)2.772÷2.1=1.32;
(11)111.6÷9=12.4;
第 11 页
共 11 页
;
(12)0.448÷32=0.014;
(13)17.6÷18=0.9;
(14)9.4÷11=
(15)2.31÷2.2=1.05
(16)7.891÷0.13=60.7.
(17)50.96÷6.5=7.84;
(18)0.8576÷0.32=2.68;
(19)15÷74=0.22;
(20)6.27÷3.5≈1.79
(21)10.08÷0.65≈1.51;
第 12 页
共 12
页
(22)3.6÷0.27=13.;
(23)15.6÷24=0.65;
0.65
24
;
(24)2.1÷0.56=3.75
(25)1731.2÷5.41=320;
(26)2.07÷0.36=5.75;
(27)99.5÷9.9=10..
(28)3.26÷3.1≈
(商精确到0.1)
3.26÷3.1≈1.1
(29)2.052÷7.2≈0.29
(30)6.912÷3.6=1.92
(31)13.52÷13=1.04;
(32)109.2÷0.42=260;
第 13 页
共 13 页
(33)8÷0.9≈8.9;
;
(35)15.75÷2.1=7.5.
(36)81.9÷39=2.1;
2.1
39
;
(37)3.684÷0.12=30.7;
(38)28.56÷0.51=56;
(39)230÷0.46=500;
(40)5.586÷0.72≈7.76(结果保留两位小数)
(41)91.2÷57=1.6
(42)0.544÷0.16=3.4
(43)5.06÷2.2=2.3,
2.3
22
;
(44)28.2.888÷0.76=3.8;
(45)2.091÷1.02=2.05,
2.05
1.02
;
(46)1.5÷0.045=33.,
33.33
第
14 页
共 14 页
0.045
(47)18.9÷2.7=7;
(48)70.7÷33=2.1
(用循环小数表示)
2.14142
33
(49)0.732÷1.7≈0.4(保留一位小数)
(50)7.82÷1.25=6.256
(51)12.96÷12=1.08;
(52)3÷1.1≈2.7(保留一位小数)
(53)6.4÷37≈0.17(保留两位小数 )
(54)0.782÷0.23=3.4,
(55)34÷11≈3.09(保留两位小数)
3.090
(56)7.65÷0.85=9
(57)1.26÷0.28=4.5;
第 15 页
共
15 页
(58)5.4÷0.36=15;
(59)9.52÷1.2≈7.93;
(60)27÷0.18=150.
(61)7.23÷6.5≈1.11
(62)83÷4.5=18.
(63)23÷24≈0.96;
0.958
24
;
(64)9.8÷1.2≈8;
8.1
1.2
;
(65)8.68÷8=1.085,
;
(66)29.29÷29=1.01,
(67)111÷0.37=300,
;
(68)24÷96=0.25,
(69)4.05÷45=0.09;
(69)34.17÷1.7=20.1;
第 16 页
共 16 页
(70)48÷1.25=38.4
(71)25.3÷0.88=28.75
(72)103÷6=17.1.
(73)7.8÷75=0.104
(74)1.17÷0.6=1.95
(75)8.96÷0.56=16
(76)20.15÷0.025=806
(77)1.71÷4.5=0.38
(78)5.94÷0.55=10.8
(79)9.73÷2.7≈3.60
(80)3.598÷0.9≈4.0
(81)1.25÷0.25=5;
第 17 页
共 17
页
(82)78.6÷11=7.1.(用循环小数表示)
(83)5.63÷7.8≈0.72(保留两位小数)
(84)0.7÷0.5=1.4;
(85)0.972÷1.2=0.81
(86)38.18÷2.3=16.6;
(87)0.1196÷0.23=0.52;
(88)5.1÷0.17=30
;
(89)0.56÷1.4=0.4
;
(90)36.4÷2.6=14
(91)16.8÷0.07=240
;
(92)17.5÷0.35=50
;
(93)72.2÷0.95=76
(94)1.25÷0.25=5
第 18 页
共 18 页
(95)8.4÷0.56=15
(96)8.54÷0.7=12.2
(97)78.6÷11=7.1
(98)5.63÷7.8≈0.72
(99)3÷1.2=2.5,
(100)2.7÷0.36=75,
(101)88.4÷1.7=52
(102)5.24÷0.08=65.5;
(103)46÷2.5=18.4;
(104)15.5÷O.27≈57.4(保留一位小数.)
(105)58.6÷24≈2.4(保留一位小数.)
第 19 页
共 19 页
(106)36.83÷29=1.27;
(107)11.04÷0.46=24;
(108)17.48÷3.8=4.6;
(109)6.48÷0.06=108
(110)1.75÷0.7=2.5;
(111)96.72÷2.4=40.3;
(112)32.4÷3.6=9;
(113)45÷18=2.5
(114)10.44÷0.072=145
(115)14.2÷11=1.2
(116)43.4÷31=1.4;
(117)29.7÷11=2.7;
(118)39.6÷12=3.3;
(119)7.28÷13=0.56;
第 20 页
共 20 页
(120)63÷15=4.2;
(121)21.28÷7=3.04;
(122)4.692÷2.3=2.04,
(123)62.13÷0.57=109,
(124)35÷74=0.42(商用循环小数表示)
0.47294
(125)5.26÷1.6≈3.29(结果保留两位小数)
(126)78÷5=15.6
(127)89÷25=3.56
(128)16.64÷64=0.26
(129)8÷125=0.064
(130)37.8÷2.7=14;
(131)47.04÷5.6=8.4
第 21 页
共 21 页
(132)
第 22 页
共 22 页