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1、小數(shù)乘除法口算練習
1.54= 2.54= 0.13 4= 5.410= 0.180.3= 4.21000= 0.450.15= 3.60.1= 8.5100= 8.5 1.7= 3.2100= 1.20.3 = 0.497= 0 .0425= 0.0960.03= 844.2= 1000
2、0.756= 0.5100= 00.25= 10.01=
1.258= 3.82= 7.20.9= 1.60.2= 9.30.3= 40.4= 0.450.5= 0.20.01= 0.96= 2.10.3= 70.08= 1.870= 0.245= 0.20.5=
3、 600.5=
0.051.6= 0.51.1= 0.80.5= 60.12= 1.254= 40.25= 0.48= 1.80.5= 80.5= 0.3216= 2.510= 6.32.1= 0.924= 801.6= 6.2＋1.7= 0.5614= 1.60
4、.8= 6.39= 0.158= 7.20.6=
4.21.4= 3.93.9= 06.81= 1.470.4= 0.40.25＝
0.87＝ 1.57＝ 1.328＝
0.78＝ 10.32＝ 50.6＝
3.2123＝ 3.212.3＝ 32.12.3＝
32.10.23＝ 3.210.23
5、＝ 3210.023＝
0.90.3＝ 3.50.2＝ 2.010＝
100.05＝ 0.137＝ 0.21100＝
0.74＝ 0.054＝ 40.3＝
12.58＝ 2.34＝ 3.250＝
0.450＝ 300.1＝ 2.63＝
4.12＝ 0.350.2＝
6、 7.50.1＝
0.90.3＝ 10.06＝ 90.5＝
1.258＝ 1－0.73＝ 0.68＝
2.05100＝ 0.040.3＝ 0.40.25＝
1.258＝ 1.65＝ 0.9＋1.4＝
0.20.4＝ 8.2＋1.8＝ 100－35.22＝
2.50.4＝ 2.45＝ 0.
7、224＝
0.9－0.52＝ 3.991＝ 03.52＝
7.26＝ 4.44＝ 3.63＝
5.22＝ 1.53＝ 1.20.4＝
3.63＝ 2.73＝ 0.123＝
0.459＝ 3.66＝ 2.72＝
1.23 ＝ 0.454＝ 2.55＝
8.47＝
8、 0.3417＝ 2.50.5＝
8.40.7＝ 0.340.17＝ 30.44＝
1.26＝ 0.720.6＝ 2.61.3＝
0.60.3＝ 03.65＝ 7.821 ＝
1.40.7＝ 3.60.06＝ 5.60.9＝
0.480.8＝ 4.40.11＝ 4.23 ＝
0.30.01＝
9、 40.5＝ 5.10.17＝
0.90.45＝ 9.616＝ 10.01 ＝
34＝ 8.19＝ 2.54＝
3.6＋6.3＝ 0.054＝ 3.50＝
1－0.08＝ 3.50.01＝ 1.250.25＝
3.9＋0.39＝ 4.8＋5.2＝ 0.50.4 ＝
6.44﹦ 1.50.3﹦
10、 4.23﹦
2.52= 0.510= 0.68= 2.12=
2.810= 0.70.8= 0.0420= 5.6+0.4=
4.7+2.3= 4.52= 6.9－2.5= 7.20.8=
63.4= 0.62－0.32= 1.40.5= 0.75100=
0.020.5= 3.60.3= 6.37= 5.6100=
0.750.25= 0.1258=
11、 4.80.3= 0.862=
0.5628= 0.360.4= 0.640.8= 0.79=
3.624= 0.81.1= 7.2+12.8= 46.7－3.8=
12.84= 5.213= 12.55= 1.64+4.1=
1020= 2415= 8.6510= 0.350.6=
3.080.01= 4.951000= 6.90.1= 0.40.5=
2.40.8=
12、10.89= 9.60.8= 0.1082=
4.950.9= 9.650.1= 0.325100= 2.58=
0. 560.7= 0.1254= 3.280.1= 3.90.13=
7.20.1= 0.010.1= 0.250.4= 1.60.8=
12.5= 1.250.8= 3.20.04= 01.7=
0.22102= 9.60.8= 50.24= 4.5－0.05=
3.90.
13、13 16.50.5= 50.12= 240.5=
4.80.5= 2.8＋4.2= 0.842.1= 50.25=
7.80.01= 5.40.6= 3.25= 70.62=
0.560.8= 7.4－2.8= 0.180.2= 0.168=
4.50.02= 8＋7.2= 1.230= 0.0120.2=
7.30.3= 06= 3.
14、60.12= 7.80.6=
25= 4.5＋5= 0.30.6= 0.960.2=
10.50.4= 7.3＋0.27= 80.125= 0.540.6=
0.61＋0.39= 0.5628= 1020= 4.080.4=
10－9.4= 0.80.11= 7.2＋12.8= 5.60.01=
2.3100= 0.75100= 0.1082= 10.89=
7.8
15、0.01= 5.40.6= 35= 70.62=
120.5= 5.20.4= 12.20.2= 5.6100=
0.41＋3.7= 0.020.5= 7.2－0.8= 1.40.5=
840.21= 0.750.25= 2.516= 0.1082=
1.75＋32.5= 16－5.07= 5.213= 1.6441=
1.020.2= 0.260.3= 8.4
16、0.02= 1.26=
0.80.05= 12.60.03= 8.710.1= 210.21=
0.80.13= 0.3417= 8.080.4= 0.52.2=
1.244= 3.27＋0.63= 5.020.3= 0.30.5=
5.67= 72 7.2= 0.70.35= 0.71.4
0.480.04= 1.252.5= 5.5＋5.5= 16.88=
0
17、.54＋2.2= 3.5－0.05= 20.02= 0.2540=
1.50.6= 0.320.8= 12.250.5= 73.50.1=
46.5＋52.5= 0.45102= 1.2588= 2.64＋3.85＋1.54=
81.25= 73.5= 4.20.76= 0.48.625=
0.270.3= 2.5101= 0.65101－0.65= 2.672.67=
0.020.5= 3.60.3= 6.37= 5.6100=
7.80.01= 5.40.6= 3.25= 70.62=
1.50.6= 0.320.8= 12.250.5= 73.50.1=
2.52= 0.510= 0.68= 2.12=
0.61＋0.39= 0.5628= 1020= 4.080.4=
1.20.3 = 6.61.1 = 4.97= 00.48=
小數(shù)乘除法口算練習題
