小数除法计算题500道口算300道竖式200道含答案

1、小数除法计算题500道（口算300道+竖式200道）含答案. 口算题（共50小题）1 .直接写出下面各题的得数.4.8-0.8=7.5-4.5=0.75+15=3.5X0.4=10-0.01 =10-2.05=0.6X1.5=40.25=1.36+2.87+3.64=1.8X0.4 X0.25=2 .直接写出得数.2.137=2-5=1 却.2=7 8=5.3 0.53=0.1 0.01=0.25 W0=6.5-5.6=1.26 0.6=0.546=3 .直接写得数30.22=0.010.5=0.728=4.80.06=6.4+3.6=1 3=10- 1.55=1.25X8=4 . 口算.0.

2、9303=7.2-2=0.05X2=0.74 X11 =0.25 >0.25X4=3.13.1 =1.32+8 1.32+8=7.240=6.25 0.87+0.13=0.4X2.7 X25=5 .直接写得数.6.3W3=1.8X0.5=25.1+4.9=2.5X0.5 W=6 .直接写出得数.6.432=0.9 0.89=1.07+8.3=3.6+10=100X1.5=8.1+9=4.5X0.2=11 3.9=7 .直接写得数.5.6W8=6.82-5.2=2.5X0.04=1 - 0.5+0.5=9.150.3=8.直接写得数1.4 X100=90"14.3+5.7=9 .

3、直接写得数.100.01 =0+19.8=10 .直接写得数17.2386=2.80 勺0=0.025X100=9X99+9=0.22+0.8=0.2X0.05=0.2535=0.32304=1.8如=2.4+100=90+100=10-2.05=1.36+3.64=1.25 W=12.5X0.8X0=0.33X1000=0.32+1.98=40.25=0.4 0.25=1.634=0.54"5.6+7=11 .直接写得数.5.09+10=12.5X0.8=0.5 0.25=45.6 1=32.1X0.2=0.25X6=0.4X0.5=0.540.9=10.2301 =12.5X0.

4、8=12 . 口算4 T5=1.8303=75-2.5=0.2X25.4=3.6+4.4=10-5.2=3.4 X0.2=7.8"13 .直接写出得数3.633=6.37=5.6X100=0.25 X4=0.5628=36 H.9=0.64+0.8=0.72 X3=1.2X20=7 5=6.120.5=2.9 5 0.2=14. 口算3.42=2.7 0.3=0.426=4.12X2=6.3W9=1.53+2.4=4.8X0.5=6.4*0=40X0.41 =30.9X9=10X4.1 =4.6W.5=15.直接写得数.0.255=0.720.9=3.145X100=7.2 总6=1

5、 抬0=12.4X1=0.01+0.99=7.6+7.6=1.25 W=50-02.5=16.直接写得数0.355=0.3X2=0.3W2=0.7X0.9=0+7令2.4X5=4.9X0=2X0.45X5=17. 口算我最棒.0.64+1.6=1.4X0.5=0.720.9=10.9- 8.9=2.7+7.2=0+1.5=2.7X0.3=24 H.3=4.3+2.7=200 X0.07=0.25 W.9=40.8=18.直接写得数0.8+10=25+8=187 +1000=058=237 - 9=257+0=0 X0.008=0.001 X100=6.0805X1000=24X5=19.直接写

6、得数.0.63"5.4+1.45=0W.65=3.5 0.7=1 却.25=4X0.5=0.10.05=3.3 0.1=2.7 0.90.360.12=0.14%9.6"3.632=0.56+4.44=7.6X8+2.4 X8=5.7+3.3=1 却.25=0.21 X4=1.2X60=4.8旬.4=80.8=0.35 44=4 却.5=1 - 0.73=0.5X0.8=3.50.01=0.540.6=0.2X50=0368=3.9+1.3=13.5-2.8-7.2=0.72 90=1.25 X5X8=0.4X0.25=6.20.62- 1 =5+3.2 0.8=0.52=

7、104=0.30.15=0.72 4=0.24 0.6=13.20.6=0.8 - 0.35=0.3X0.2=12 H.03=25X0.32X125=20.直接写得数.8.44=1.1X0.8=2.9+3.7+2.1 =21 .请你直接写出得数4.838=7.5-0.45=0.75+1.5=0.24=22 .直接写出得数.0.720.9=23.7+2.63=6.5-5.6=1旬.25=0.4X0.8=0.480.8=23.直接写出得数1.234=28=0 代.32=3.6+1.8=6.4+1.6=0.125X80=24 .直接写得数.2.535=0.420.6=0.25W=12.5X0.8=2

8、5 .直接写出得数.0.5637=0.6+0.65=26 20.13=99X1.01 =27. 口算3.6-1.2=8."二4.80.6=1.25X8=990.9=250.05=88).008=12.5=27.直接写得数.0.64332二0.7X1.2=7.2- (0.8X9)40X0.25=2.9 隹 9二0.3X0.6=0.07 >50=100X0.07=0-4.8=22.1X1 =33. 口算28 . 口算0.02X0.1 =12-4.3=36 301 二0.8X0.125=2.3+0.8=0.36+0.4"29 . 口算.3.6-1.2=4.4一4=4.8R.

9、4二1 0.25=30 .直接写得数.6.4B9.80.14=4.8-16=0.639=8.729=0.99 凶.9二5.50.11 =13.869二31 .直接写出得数.0.56 B=0.07X10=3-1.9=1.2X0.1 =51H.3二4.3+15.37=2.9X10.0212.13.960.5832 .直接写出得数.3.607.8"9.9 凶二56.7-7=4.84=3.9-13=3.6-12=8.127=0.04%0.88 +1.255=7.50.05=7.8+1.2=100.1 =0.1 X0.1 =2.5- 2.5X0.4=6.6W6=50.5=34-0.2二0.8X

10、7=8 X0.6=70X0.12=34 .直接算出得数.2.1%3.8+1.02=7.5X0.4=2x- 0.7x=10B=0.8X0.6=3.2X0.5=9.60.06=3.570.7=4.5+0.76=35 .直接写出得数.22.44=0.25 卬0.21 -7=5.6-7=1.2 声二42-3=6.12W6二0.54"38.55=240.8=0.4236二5X0.6=2.4324二1.25X2.3X8=36.直接写出得数.1.60.4=7.2件4.20.01 =2-3.6-1.8=4 T5二4.60.46=5.4-1.8=021.3=37. 口算1.230.48"4.

11、623=6.84=0.72-12=0.724=9.6"5.2-13=12.55=0.125=38.直接写得数.56 -100=1.29-0.29=：0.56X100=5.35+2.5=0.625X100=5-2.1 =359+402=18.6-7=8.07X10=3.5+0.9=1.2+0.08=4X (25X14)=7.34X0=3.31+1.2=25 W 攵5 X4二0.25+0.2+0.75=39. 口算40.直接写出得数.10-9.9=0.67+0.3=8.9X100=2.5X4=8-16=0.9X60=1.042=9.1-7=1.5X8=0.39-39=0.258=0.05

12、X300=0.45"7.2"0 X5.8=4X8X0.25=41 . 口算.2.4%480.6=0.2432二4.8仲2.4W2=4.836二9.6W3=963=42.直接写出得数165=22 -M=48 -100=12.6 令6.066=35 -70=955=1.3X4=12.60.6=1.8"43.直接写的数0.750.5=1.60.4=73.5=16.834=2.80,28=0.50.25=44. 口算下面各题.5.74-10=4.20.07=0.16X4=0.40.8=1.2X5=0.64%0.5637二0.6+0.65=3.9-1.3=45.计算.12.

13、84=31.55=39.6©97.8"11.7029.4%46. 口算:0.968=0.540.6=472.5W=1.5X6=0.080.01 =4.8 0.24=直接写出得数.100.1 =15 0.5=0.2 0.05=10-0.92=2.8 0.4=5 2=0.36 如8=0.9 45=4.50.15=1.2 0.03=5.1+1.7=2.5X4 攵.5W=7.2 0.9=1.3X3=48 .直接写出得数.0.3+5.7=5.3+50.7=0.9-0.7=1 - 0.6=0.4-0.35=10-9.9=3.3+5.6=1 - 0.04=8.6X100=0.25+5.7

14、5=8+50.28=148.3+100=49 .直接写出得数.3.6+1.2=4.44=7.1X0.4=0.720.9=0.786=4.50.15=2.6+13=7.2 0.4=1 0.07=4.8 0.4=1 却.25=0.42 0.7=50 .直接写得数0.29+100=5+1000=19+0 19=423- (100+23)=170 X100=320+100=90- 26- 13=0.56X100+1000=0.26X1000=24 X99+24=38- 25+12 - 25=500 +100 X1000=二.竖式计算（共50小题）1 .竖式计算.0.51 0.5=98 5.6=20.4

15、 1.7=验算：2 .用竖式计算（需验算，除不尽的保留两位小数）1.092+0.42=210-1.4=8.9W56Q3列竖式计算69.02+3.426.8X0.3546.83.4 （保留一位小数）4列竖式计算2.05 250.13 0.17（商精确到百分位）4.2 0.284.2 1.32（得数保留三位小数）5 .用竖式计算.117.3 -H0.4624 X0.3740.32H68.6 .竖式计算2.137=7335=7.24=7 .用竖式计算并验算.2.76X24=12.60.28=8 .用竖式计算.220.5+15=（用乘法验算）2.64X1.09=（得数保留两位小数）6.30.125=0

16、.84X1.65=9列竖式计算（后两题得数保留两位小数）33.6 抬68.96 W287.12W224.13+14.10竖式计算12.44=45.90.6=51 包3=52.8+12=75.60.18=9.6 笛32=11用竖式计算13 攵.554.5R.160.680.95 （保留两位小数）2.05X0.16 （验算）78.6+11=（商用循环小数表示）6.21 R.03.12 竖式计算，带*的要验算1.25325=78.6+11=（商用循环小数示）5.63+7.8Q数保留两位小数）28.280.4=*0,303 十5二13 .列竖式计算（带的保留两位小数） 1.57 与 9 0.58X0.

17、2470.7-33 （商用循环小数表示）14 .竖式计算（得数保留1位小数）带的验算 64.8+1.8弋8 600.65X3.8315 .竖式计算.（带*的要验算）9.4-11 =144-12=14.2-11=16.竖式计算.75.6 如825.60.0322.78X1.85.636.1 （得数保留两位小数）10+3.3 （用循环小数表示）17 竖式计算，按要求保留商的近似值30+7 （保留两位小数）60.9+3.2 （保留一位小数）25 r.9 （保留整数）18 用竖式计算(1) 6.210.03=(2) 10.845=(3) 8.540.7=(4) 72.939=19.竖式计算.（第、题验

18、算） 50.96 25 9.25 总7= 15H4 6.72F.2=20用竖式计算(1) 1.250.25=(2) 8.40.56=(3) 8.540.7=(验算)（4） 78.6+11=（商用循环小数表示）21.用竖式计算.4.5X0.18=2.346 隹3=验算：70.3X3.6=5.06 隹2=22 .用竖式计算（带*得数保留两位小数）2.6X0.2529.9 W.46*4.65+1.3.23 .列竖式计算（除不尽的保留两位小数）24.6如6;13.9元;0.325+1.5; 6.24 W.8; 18.3F; 19.2W.24用竖式计算，并指出哪些是循环小数7.05W944.83W738

19、.2 隹71.8W2525用竖式计算(1) 3.9W26Q(3) 0.170.111.71 总85.7凶2.16 183.7 隹2.（2） 9.35 +3.4勺（得数保留一位小数）（商用循环小数表示）（4） 0.1680.7-（5） 4.05+18勺（得数保留两位小数）（6） 4.68y.4=（商用循环小数表示）26用竖式计算21.45 +15;49.04 例217.634;11.7 十36;1.6926;54.8127.27将下列式子的得数保留两位小数©25.320.15 1.03+1.21.079.2 9.45 W32 13.51 如3 17.96W.36.47.04y.6=3.

20、28X2.7=0.764X1.2弋28列竖式计算（第三小题得数保留两位小数，第五小题请写出验算过程.52.920.27=8+1.28=15.36+12=29.列竖式计算:0.1950.133.6 0.876.76 0.767.085 0.659.720.27.30.竖式计算.(D0.38X0.23(2) 5.79X3.6(3) 4.6X0.25(4) 6攵4(5)52.95+75(6) 3.01 H(7) 4.9511(8) 84.01+31 (用乘法验算)(9) 0.646+19(10) 4.7X0.59.31 计算下面各题，并用乘法验算(1) 15.6+12(2) 328+16(3) 1.

21、35攵7(4) 0.646+19.32用竖式计算下列各题（除不尽的保留两位小数，后面两道题要验算）45.15+1.5=52.65+1.3=15.752.1 =8.42+0.6=0.4360.2=9.253.7=33列竖式计算6.6F43.5 攵918.9+271.35+1537.5628.6+1120.4 攵43.6452.34 .竖式计算0.448+32=14.3+6.7=3.8X0.26=11.32- 8.95=35 .用竖式计算1.26+1.8=64X5.04=43.5却.29=验算5.63冶1 （得数保留两位小数）27.8隹5=验算9.8X0.75=36 .笔算5.02W.8=1.35

22、X320=26H.13=48攵.3勺（得数保留两位小数）37 .用竖式计算，加号的要验算. 0.7560.18=0.35X0.48=6.02 5.94=38 .用竖式计算（有的要验算）96.6 F27.79 凶56.30.4243.8+120.120.257s3511.62 r7W.350.140.08428.39用竖式计算39 8+75=2.55-2.5=2.5 X1.04=40列竖式计算3.5X10.880.93攵6.7 （精确十分位）1.42+1.1 （商用循环小数表示）41 计算下面各题，除不尽的用循环小数表示商13-1130.1 K319-125.6W07.42竖式计算30.6454

23、.06W58X54.6 W91.43列竖式计算0.58X0.08=（结果保留两位小数）0.543.018= 13.6 +3=（商用循环小数表示）44列竖式计算，并验算前两个，第三个保留两位小数95.2 攵8=46.80.13=5.637.8=45竖式0.73X2.157.38+1.65.95攵7.6 （得数保留两位小数）46用竖式计算3.38+1830.9 X2.75.95攵7.6 （得数保留两位小数）47列竖式计算4.83 攵3=3.09+1.5=0.140.08=（验算）48竖式计算7.5250.38=70 26=227.80.34=49用竖式计算下面各题，除不尽的保留两位小数8.650.

24、251.8+127.2+1.1.50用竖式计算7.02 X1.329.83 凶.50.54 总6小数除法计算题（口算 300道+竖式200道）答案# .【解答】解:. 口算题（共50小题）1 .【解答】解:4.838=67.5 4.5=30.75+15=0.053.5X0.4=1.4100.01=100010-2.05=7.950.6X1.5=0.940.25=161.36+2.87+3.64=7.871.8X0.4X0.25=0.182 .【解答】解:2.137=32 代=0.41 却.2=578=0.8755.3353=100.1301=100.25W0=10 6.5 5.6=0.91.2

25、60.6=2.10.544=0.093.【解答】解30.2 攵=15.10.010.5=0.02 0.72 出=0.094.80.06=806.4+3.6=101+3=0.:10- 1.55=8.45 1.25X8=10解:0.90.03=307.2 2=5.20.05X2=0.10.74X11=8.140.250.25X4=163.1。1=11.32+8 1.32+8=16 7.2+40=0.186.25- 0.87+0.13=5.510.4 X2.7X25=275.【解答】解：6.30.3=21 1.8X0.5=0.9 25.1+4.9=30 2.5X0.5X4=56.40.2=320.9

26、-0.89=0.01 1.07+8.3=9.37 3.6+10=0.36100X1.5=1507 .【解答】解: 5.638=79.150.3=30.58 .【解答】解: 1.4X100=140 90 6=15 14.3+5.7=209 .【解答】解: 100.01=1000 0+19.8=010 .【解答】懈0.32 0.04=88.1+9=17.16.82-5.2=1.6217.2 0.86=202.80+10=0.280.025X100=2.59X99+9=9000.22+0.8=1.020.2X0.05=0.01:0.250.5=0.54.5 0.2=0.92.5X0.04=0.11.

27、80.1=182.4+100=0.02490+100=0.910-2.05=7.951.36+3.64=511 -3.9=7.11 -0.5+0.5=112.5X0.8X0=00.33 X1000=3300.32+1.98=2.340.25=160.4 0.25=0.11.25 W=51.6W4=40.54 元=0.095.6+7=0.85.09+10=0.50912.5X0.9=100.50,25=245.6+1=45.632.1X0.2=6.4211 【解答】解：0.25X6=1.50,4X0.5=0.20.540.9=0,610.20,01=102012.5X0.8=1012 【解答】解

28、：4 代=0.81,80,03=60 75 隹5=300,2X25.4=5.083.6+4.4=8 10-5.2=4.8 3,4X0,2=0,68 7.8"1.313 .【解答】解:3.60,3=126.3+7=0.95.6 X100=5600.25 W=10.56 28=0.0236 0.9=400.64+0.8=1.440.72X3=2.161.2X20=247 代=1.46.120.5=12,242.9 代却.2=2.914 .【解答】解:3.4 2=1.72.7 0.3=90.42 6=0.074.12X2=8.246.3 0.9=71.53+2.4=3.934.8X0,5=

29、2.46.480=0.0840X0.41=16.430.9X9=278.110X4.1=414.635=9.215 .【解答】解:0.25 抬=0.05 0.720.9=0.83.145X100=314,5 7,2 总6=2 1 代0=0.021.25 W=5 50 0 隹5=5012.4 4.1=30.01+0.99=17.6 7.6=116 .【解答】解:0.35 抬=0.07 0.3 X2=0.6 0.332=1.5 0,7 X0,9=0.630+7K=02.4 X5=1.2 4.9X0=02X0.45X5=4.517 .【解答】解:0.64+1.6=0.41.4X0.5=0.70.72

30、0.9=0.810.9 8.9=22.7+7.2=9.90+1.5=02.7X0.3=0.8124 H.3=804.3+2.7=7200X0.07=140.25X4.9=1.2254-0.8=518.【解答】解:0.8+10=0.825+8=33187+1000=0.187 0 抬8=0237 9=226257+0=257 0 X0.008=00.001X100=0.16.0805X1000=6080.524 X5=12021 .【解答】解:19 .【解答】解:0.63 "0.071 却.25=42.739=35.4+1.45 弋 3.724X0.5=20.360.12=30W.65

31、=00.10.05=20.14 攵=0.073.5 0.7=53.30.1=339.6 6=1.620.【解答】解:8.4F=2.11.1X0.8=0.882.9+3.7+2.1=8.73.6 0.2=180.56+4.44=57.6X8+2.4 X8=800.72 凶0=0.0081.25 X5X8=500.4 X0.25=0.14.8W8=67.5-0.45=7.05 5.7+3.3=91 W25=46.20.62- 1=90.75+1.5=0.5 0.2*0.050.21 X4=0.841.2X60=72 5+3.2 0.8=922 .【解答】解:0.720.9=0.8 23.7+2.6

32、3=26.33 4.80.4=12 0.5 攵=0.256.5 5.6=0.91 -0.25=480.8=10104=2.50.4X0.8=0.32 0.480.8=0.60.35W=1.4 0.30.15=223 .【解答】解:0.72 4=0.181.2 0.4=3 2 8=0.254 0.5=80 5.32=0 3.6+1.8=5.41 0.73=0.270.24 0.6=0.46.4-1.6=4 0.125X80=100.5X0.8=0.413.20.6=2224 .【解答】解:2.535=50.420.6=0.7 3.50.01=3500.540.6=0.9 0.8 0.35=0.4

33、50K.68=00.3X0.2=0.060.25 W=112.5X0.8=10 0.2X50=1025 .【解答】解:12 H.03=4000.560.7=0.8 0.6+0.65=1.253.9+1.3=35.20.13=4099 X1.01=99.99 13.5 2.8 7.2=3.5 25 X0.32 X125=100026 .【解答】解:3.6+1.2=38.1 "0.94.836=81.25X8=10990.9=110 25 305=500 880.008=11000 1 攵.5=0.427 .【解答】解:0.640.32=2 0.7 X1.2=0.847.2+ (0.8X

34、9) =140X0.25=102.9 隹9=10.3 X0.6=0.180.07X50=3.5100X0.07=70 4.8=022.1 X1=22.131 .【解答】解:28 .【解答】 解：0.02X0.1=0.002 12-4.3=7.7 360.01=3600 0.8X0.125=0.1 2.3+0.8=3.10.36W4 "0.129 【解答】解：3.6+1.2=34.44=1.1 4.80.4=12 1 却.25=430 【解答】解:6.4 8=0.89.80.14=70 4.8+16=0.30.63 9=0.078.7 29=0.30.99 凶.9=0.1 5.50.1

35、1=5013.8 毛9=20.56 累=0.070.07X10=0.7 3- 1.9=1.151 33=17012.13.931.2X0.1=0.122.9X10.02弋3032.【解答】解:4.3+15.37=19.6760.581036.【解答】解:3.601.24.8F=1.20.04 欠=0.027.8"1.33.9+13=0.30.88 4=0.229.9 9=1.13.6+12=0.31.25 5=0.2556.7 7=8.18.1 27=0.37.50.05=15033 【解答】1 0.25=46.6 0.6=110.8X7=5.6解：0.78 6=0.1350.5=1

36、08X0.6=4.82.4 24=0.1340.2=17070X0.12=8.434 .【解答】解:2.1 欠=1.053.8+1.02=4.82 7.5X0.4=32x-0.7x=1.3x 10+8=1.250.8X0.6=0.48 3.2X0.5=1.69.60.06=160 3.570.7=5.14.5+0.76=5.2635.【解答】解:22.44=5.6 0.25 X4=10.217=0.03 5.6+7=0.81.2X5=642 3=146.12 0.6=10.20.54 6=0.09 38.5 5=7.7 24 0.8=301.6W4=47.2 累=0.94.20,01=4202

37、- 3.6+1.8=04 代=0.84.60,46=10 5.4+1.8=30 21.3=037 【解答】解:1.2 3=0.40.48 6=0.08 4.6 23=0.26.8F=1.70.72+12=0.060.724=0,18 9.6"1.65.2+13=0.412.5 y=2.5 0.125=0,02438.【解答】解:56 100=0.560.625 X100=62.58.07X10=80.77.34X0=01.29-0.29=15- 2.1=2.93.5+0.9=4.43.31+1.2=4.510.56X100=56359+402=7611.2+0.08=1.2825W-

38、25W=165.35+2.5=7.8518.6-7=11.64X (25X14) =14000.25+0.2+0.75=1.239 .【解答】解：0.420.6=0.7 5 X0,6=32,40,24=101.25X2,3X8=237.8+1.2=9100.1=100 0,1X0,1=0,01 2.5 2.5X0,4=1.540 .【解答】解:10-9.9=0.18+16=0.51.5X8=120.45 凶=0.050.67+0.3=0.970.9 X60=540.39 竟39=0,017.2 9=0.88.9X100=8901.04 攵=0.520.25=0.031250X5.8=02.5W

39、=109.1 7=1.30.05 >00=154X8X0.25=841 【解答】解:2.4 欠=1.248 H.6=80 0.240.2=1.24.8毋=0.82.40.2=124.836=89.60.3=329603242 【解答】解:16 y=3.2224=5.548 100=0.4812.63=4.26.066=1.0135+70=0.595 5=191.3X4=5.212.60.6=21 1.8"0.343 【解答】解:0.750.5=1.5 1.63.4=47 3.5=216.80.4=422.80.28=10 0.50.25=244.【解答】解:5.74+10=0.

40、5744.2 0.07=600.16X4=0.640.4 0.8=0.51.2X5=60.64 2=0.320.56 0.7=0.80.6+0.65=1.253.9+1.3=345.【解答】解:(1) 12.84=3.2 (2) 31.5代=6.3 (3) 39.64=9.9 (4) 97.86=16.3 (5) 11.7+3=3.9 (6) 29.4+2=14.7 (7) 83.5代=16.7 (8) 95.2+4=23.8 (9) 67.8攵=33.9 46.【解答】解：口算:(1 ) 0.96 +( 2 ) 0.08 +( 3 ) 0.2(4 ) 0.36 +(5) 5.1+1.7=38

41、=0.120.01=80.05=40.18=21000=0.056(6) 0.54 +( 7 ) 4.8 +( 8 ) 10(9 ) 0.9 +(10) 2.5X4 +0.6=0.90.24=200.92=0.0845=0.022.5 >4=1647 【解答】解:2.5W=1010 如=1002.834=7 4.50.15=30 7.239=81.5X6=915 H.5=305-2=2.51.20.03=40 1.3X3=3.948 【解答】解:0.3+5.7=61 0.6=0.43.3+5.6=8.90.25+5.75=65.3+50.7=560.4 0.35=0.051 0.04=0

42、.968+50.28=58.280.9-0.7=0.210-9.9=0.18.6X100=860148.3+100=1.48349.【解答】解:3.6+1.2=30.720.9=0.82.6+13=0.24.8 0.4=124.4 4=1.10.78 6=0.137.2 0.4=181 0.25=47.1X0.4=2.844.50.15=301 0.07=0.930.42 0.7=0.650.【解答】解:0.295+1000=0.00519+0 +19=19423 - (100+23 ) =300100=0.0029170 X100=17000320 +100=3.290-26- 13=510

43、.56 X 1000.26X1000=26024x 3825+12500 -100 X1000=500099+24=240025=0二.竖式计算题（共50小题）1 .【解答】解：0.510.5=1.02985.6=1520.4-1.7=122 .【解答】解：1.0920.42=2.6 210-1.4=1508.90.5615.893 .【解答】解：69.023.4=20.326.8X0.35=9.3846.83.413.84 .【解答】 解：2.05-25=0.0820.13）.170.764.20.28=154.2-1.323.1825 .【解答】解：117.30,46=25524X0.37

44、=8.8840.32-1.68=246 .【解答】解：2.137=37035=207.24=1.87 .【解答】解：2.76X24=66.24 12.6 -0.28=458.【解答】解：220.5+15=14.72.64X1.09弋2.886.30.125=50.40.84X1.65=1.3869.【解答】解：33.6y6=0.68.960.28=327.120.223.364.13+14弋0.3010 .【解答】解：(1) 12.4+4=3.1 (2) 45.90.6=76.5 (3) 510.3=170 (4) 52.8+12=4.4(5) 75.60.18=420 (6) 9.60.32

45、=3011 .【解答】解：13攵.5=5.254.50.16=340.6250.680.950.722.05X0.16=0.32878.6+11=7.1 (商用循环小数表示)6.21 303=20712【解答】解：1.250.25=578.6+11=7.172.90.9=8128.280.4=70.70.303y=0.060613.【解答】解：1.573.90.400.58X0.24弋0.1470.733=2.114 .【解答】解：64.8+1.8=36 8- 6.691.3;0.65X3.842.515 .【解答】 解：9.4+11=0.8*144+12=1216 .2+11=1.216.【

46、解答】解：75.60.18=42025.60.032=8002.78 X1.8=5.0045.63 浴”0.9210+3.3弋 3.17.【解答】解：304.2960.9 总2弋 19.025凶.9弋318 .【解答】 解：(1) 6.21 0.03=207 (2) 10.845=0.24 (3) 8.54抬.7=12.2 (4)19 .【解答】解：50.96元.5=7.849.25W.7=2.5 15+74=0.22 6.72W.2=1.620 .【解答】解：(1) 1.250.25=5 (2) 8.40.56=15 (3) 8.540.7=12.2 (4)78.6+11=7.121 .【解

47、答】解：4.5X0.18=0.812.346 2.3=1.0270.3X3.6=253.085.06 隹2=2.322 .【解答】 解：2.6X0.25=0.6529.90.46=65*4.65+1.3弋 3.5823.【解答】 解：24.6.16=153.75 13.92.320.325+1.5弋0.22 6.2438=7.8 18.3N4.575 19.2"3.224.【解答】解：7.050.94=7.51.713.8=0.454.8397=6.95.7"0.638.2 隹7=14.42.16+18=0.121.8 0.25=7.23.7 隹2=1.6 25 .【解答】解：(1) 3.90.26=15 (2) 9.35+3.4弋2.8 (3) 0.17.111. (4) 0.1680.7=0.24(5) 4.05+18弋0.23 (6) 4.685.426.【解答】解：