四年级下学期口算竞赛题.doc

四年级下学期口算竞赛题.doc

《四年级下学期口算竞赛题.doc》由会员分享，可在线阅读，更多相关《四年级下学期口算竞赛题.doc（2页珍藏版）》请在冰点文库上搜索。

四年级下学期口算竞赛题

班级：

姓名：

答对

4.2÷0.1=90×0.3=12÷0.3=0.9÷0.01=

16÷1.6=1.23÷3=8.8÷2.2=4.2+3.5=2.87-0.7=7+0.25=72.8÷0.8=3.2÷1.6=

0.36÷12=4.2-3.5=6.25×8=2.14-0.9=

1.2×0.4=1.8×0.40.75×4=2.5×4=

3.9+2.03=500×0.001=2.56-0.37=0.99+1.8=1.25×0.8=5.4-2.5=5.6×1.01=12-6.2=3.5+7.6=2.4×2.5=0.65×0.2=0.05×0.8=

3.5×3=1.5×0.4=1.25×0.5=14.4÷8=

50×18=570÷19=912+99=750－240=

306×5=310－98=840÷40=0÷285=

84÷28=1.15×4=0.88÷8=12×0.3=

77÷0.7=0.78÷6=7.3+0.4=200×0.8=

110×0.4=0.03×310=0.0950×0=0.119×1=

4.02×2=2.5+0.18=0.125+4.3=3.700+3=

5×2.4=1－0.01=8.1÷3=2.4÷12=

500×0.06=0.4×0.22=3.1×20=0.9×800=

7900-7000=1-0.9=2.1×3=0.07×600=

600×0.3=5×0.44=350×0.9=60÷30=

0.44÷0.2=1.7×0.3=0.85-0.49=6.8+1.7=

8.4-3.4=0.44+0.46=0.3+0.08=0.65-0.39=

1.100-0.5=50-3.6=7.1-4.4=8÷16=

2.5+3.7=210÷0.3=4.9÷7=20÷40=

6.4÷0.8=15×0.5=23×0.03=0.2×5=

0.48÷8=1.6×5=2.7×3=90÷1.5=

0.9×6＝7.2+2.8＝0.24×2＝0.1×6.1＝

1.6×5＝0.27－0.2＝7×0.08＝1.5×0.4＝

1.4×0.3＝0.93×100＝4×0.25＝0.75+0.3＝

1.87×0＝0.8×0.7＝0.12×6＝0.05×1.6＝

60×0.5＝0.06×0.9＝0.7×0.9＝1.2－0.8＝

3.1×0.3＝1.2÷3＝1.8×0.04＝6.8÷4＝

0.04×0.2＝9.6÷6＝0.16×0.5＝0.48÷6＝

2.1×4＝0.72÷12＝0.8×0.05＝5.2÷13＝

1.7×0.03＝4.6÷23＝0.12×6＝0.7×1.1＝

6.52+72.89＝12.5÷5＝10－5.29＝14×0.5＝