小学数学五年级口算、速算竞赛试题.docx

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1、口算题1+83.1=100.1 x1.827.5 1.6=3.28 0.18 =8.45 1.26 =28 1124 x38x7.2153.8 2x18317x3 x2 x39 1 0.2=0.5 (+12）6108 12.5 88= 420.76= 10.235= 5.63.5= 7.248+52 7.2= 2 xx615口算题216.7-0.92-1.08= 7+5421.8 4.5= 3.60.12.54 1.5413-7.518.7 0.13 =16.9(16.8+1.6) 4 0.490.70.750.8 0.1342.40.88.51005.410 4.210003.2100 0.

2、450.15180.3 1.20.3=8.51.7口算题30.0425 53.7317.498.760.351 42.47.61.582.42 7.85.61.254 7.80.53.92.7 0.240.32.54 0.3101.258 04.8777.7 123.88.10.05 0.240.30.20.5 2.53=4.4(50.2)= 71.3=0.960.06= 0.360.3=0.350.7=口算题4130.70.7= 40.80.251.25=5.75.7 40.5=72.1= 8.89+0.1=240.25= 0.10.01=2.40.8= 90.4=30.2-3.02= 4.

3、3-0.25=1-0.82= 9.60.3=2.60.01=025.4=4.80.4= 5.4+4.62.8=9-3.20.8= 100.01=口算题519-1=11-9=4+19=549=20-0=16+11=14+8=16+7=819=7-7=75=17-3=66-13=162=18-5=33=29+0=80+17=52+19=0+21=85-16=11+18=45+26=19+67=11-9=89-6=17-0=17-12=426=14+8=71-18=92-18=2-2=284=14+29=51-15=9+62=85-8=71-38=81-9=186=16-3=49+38=6400-2

4、900=16+11=155=18-10=24+7=520+280=13-12=122=13-2=8+20=36+17=5-5=51=13+13=9+7=5+75=24+11=84=9+11=3+7=630-260=22-12=22-17=18-5=18+6=490+340=10+16=22-4=10+21=19+27=940-580=11-5=13-12=14+29=16+11=40-14=16-3=5-5=81-30=13-12=67=18-10=24+11=71-18=54-48=80=13-2=22-12=18-11=11+73=59+26=13+13=0+16=29+26=19+49=36+7=9+11=