小数加减乘除口算题

1.5×4=2.5×4=0.13×4=2.4-0.8=5.4÷10=4.2×1000=0.45÷0.15=3.6÷0.1=O.75+0.8=8.5×100=3.2÷100=0.18×0.3=8.5÷1

得数没有,自己算17×40＝100－63＝3.2＋1.68＝2.8×0.4＝14－7.4＝1.92÷0.04＝0.32×500＝0.65＋4.35＝10－5.4＝4÷20＝3.5×200＝1.5－0.

321/32=1025×20=4÷20=3÷1.5=100-63=3.2+1.68=48×0.02=160+4.5=7.8+0.9=1.53-0.7=75÷15=420÷35=25×12=500-68

120×5＝12＋18＋14＝62＋160＋38＝14×60＝203－80＝50×15×4＝175－56＝250×8＝420×20＝25＋67＋75＝4500÷300＝25×38＝54＋97＝560÷

2.8×0.4＝1.1214－7.4＝6.6,1.92÷0.04＝48,0.32×500＝160,0.65＋4.35＝510－5.4＝4.6,4÷20＝0.2,3.5×200＝700,1.5－0.06

17×40＝680,100－63＝37,3.2＋1.68＝4.88,2.8×0.4＝1.1214－7.4＝6.6,1.92÷0.04＝48,0.32×500＝160,0.65＋4.35＝510－5.4

好...我才6....这是初中的谢谢丝膜韵觉姿们撕军焙尖剖虏花兜类癣去总虏染窖

0.45×4＝1.80.75×4.3＝3.2251.05×4.6＝4.831.35×4.9＝6.6151.65×5.2＝8.581.95×5.5＝10.7252.25×5.8＝13.052.55×6.

1.5/2-（3/2+4/5）2.7/8+（1/8+1/9）3.5/6+（1/2+2/3）4.9/7-（2/7-10/21）5.3/7+49/9+4/76.8/9+15/36+3/277.5/2-（3

17×40＝680,100－63＝37,3.2＋1.68＝4.88,2.8×0.4＝1.1214－7.4＝6.6,1.92÷0.04＝48,0.32×500＝160,0.65＋4.35＝510－5.4

81.5-81.5=0.03492652.6+75.7=128.464328.6÷49.1=0.58219056.0×47.4=2658.74639.1-64.6=-25.484438.4+31.1=

http://zhidao.baidu.com/question/286966819.html

11.9÷3.4=7.0÷1.9=2.3÷0.8=2.3÷0.6=1.2÷3.9=0.3÷0.1=7.2÷3.0=5.2÷1.2=1.8÷0.4=2.7÷0.8=2.5÷0.6=7.6÷3.8=8.4

三年级口算练习（一）26+9=57－38＝1500－700＝42×2＝99÷3＝770÷7＝660÷3＝960÷3＝180÷9＝65＋15＝660÷6＝800×2＝50÷5＝3×800＝420÷7＝3

12.54+7.4650-8.612.882x100784.5/100542.951/103.20x103.20x1003.20x10003.20x1000075.8x1075.8x10075.8x1

5/6+7/8=5/8+9/10=1/3-1/5=4/7+4/9=6/11-3/7=3/8-3/16=2/5+3/4=2/3-1/4=8/9-5/6=2/9+1/18=2/3+1/6=7/9-1/3=

45.67+8.7=54.3760.23+34.1=94.3319.7-8.9=10.872.24+3.4-56.7=18.945.6x4=22.48.1/9=0.9等只要是小数的运算就可以的,但也要

0.88/2=0.440.21*2=0.422.1/3=0.73.2/2=1.60.1*0.1=0.010.1*0.2=0.020.2*0.2=0.040.3*0.6=0.180.5*0.6=0.30

1.59÷80.45=65.79÷3.38=87.28×36.43=86.78÷89.71=63.20÷1.54=36.20÷88.00=1.10÷12.45=59.30÷29.26=90.03×26