五年级数学口算题.doc

五年级口算竞赛题
姓名 ： 分数：
8×0.5= 0.8+0.26= 50-36.24=
4.5×0.2= 0.24÷1.2= 100÷0.2=
1.37+0.63= 3.7×0.3= 7.64+5.36=
7.32÷0.6= 1.8-0.9= 7.1×10=
150×6= 2-0.02= 20.8-15.7=
270÷3= 7.86+1.54= 7.8-1.9=
1.9×7= 7.4÷2= 0.54÷6=
11×0.4= 1.3×20= 4.9÷0.07=
4.8+0.48= 2.5×0.2= 0.74×0.4=
7.7+3.3= 3.5÷0.1= 9.4÷0.2=
= = = =
10=( ) 10=( )ml
2.1×3= 6×0.2= 7.2÷0.4=
6×0.12= 6÷0.2= 3.9÷0.3=
6.7×30= 8.8 ÷1.1= 4.2÷0.06=
5.4-2.4-2.5= 0÷11.7= 2.5×1.2=
（3.8+2.4）÷3.1= 0÷25.76×72=