280道口算题5年级

0.51÷17＝32.8＋19＝5.2÷1.3＝1.6×0.4＝4.9×0.7＝1÷5＝6÷12＝0.87－0.49＝17×40＝100－63＝3.2＋1.68＝2.8×0.4＝14－7.4＝1.92

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

0.9×6=0.12×6=6.8÷4=0.72÷12=0.24×2=1.2÷3=14×0.5=9.6÷6=1.6×5=0.48÷6=12.5÷5=0.12×5=4.6÷23=1.6÷0.8=7.2÷0

在山西雁北山区一口窑洞里,建有一所乡村小学,窑洞即是教室,也是小学里唯一一位老师和学生们的宿舍,晚上老师和学生们就在地上睡觉,每天早晨开始,那位老师给一年级上完语文,再给二年级上数学,接着三四五年级.

4.5*6＝6-4.05＝8.4÷0.7＝3.67+6.13＝0.5*1.2＝?0.55÷1.1＝5.42+7.5*1.6＝0.25*1.7*0.4＝7.86-4015-2.85＝0.125*32*2

1÷4/5=7/10÷1=1/9÷5=1/2÷2/3=3/8÷5/8=9÷3/4=2/7÷2/7=6÷1/6=3/5÷1/3=1/3÷1/4=2/5÷5=5/12÷1/3=1÷10/11=5/12÷1

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

竖式720÷30=360÷30=920÷40=780÷60=960÷40=432÷24=625÷23=837÷43=850÷17=780÷26=544÷17=898÷28=420÷30=780÷20=

3.5+5.2=6.4-3.6=7.3-0.05=5.68-5.6=0.04+0.6=1.1-0.98=9+1.3=1-0.48=7.25+2.05=10-2.3=3.6+0.4=10-5.2=2.6

计算题：(15.6+9.744/2.4)*0.52.881/0.43-3.5*0.2413.5*0.68/8.543.6-7.6*4.1(86.9+667.6)/50.3(73.5+80.5)/(10

0.75＋4.25=4.2×5=4.7＋2.3=6－3.4=0.75×100=5.6÷100=2.5×4=10－9.25=0.06×1.5=0.3÷0.5=0.7×0.8=1＋0.01=0.1÷0.0

1.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.7

32＋9＝60×3＝50÷2＝22×4＝66÷6＝71－7＝400÷2＝90÷3＝69÷3＝62÷2＝28＋17＝30×8＝800÷4＝13×2＝20×4＝64－36＝31×2＝36÷3＝84÷4＝1

1.45+15×6=1352.250÷5×8=4003.6×5÷2×4=604.30×3+8=985.400÷4+20×5=2006.10+12÷3+20=347.(80÷20+80)÷4=218.7

100÷5＝2020×10＝200

56÷14=465÷13=575÷15=5120÷24=5200÷25=8800÷16=50840÷21=40560÷14=40390÷13=30600÷15=4072÷24=385÷17=590÷1

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

0.75＋4.25=4.2×5=4.7＋2.3=6－3.4=0.75×100=5.6÷100=2.5×4=10－9.25=0.06×1.5=0.3÷0.5=0.7×0.8=1＋0.01=0.1÷0.0

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

2008-11-2016:5331.50＋160÷40（58+370）÷（64-45）32.120-144÷18+3533.347+45×2-4160÷5234（58+37）÷（64-9×5）35.9