苏教版小学五年级数学上册能力竞赛测试试卷

 
0.45+2.5=  0.8×1.25=  0.3×3.6=  0.27÷0.3=
10×0.07=  10.3-1.4=  0.35÷7=  0.92-0.4=
0.2×0.26=  0.14×4=  0.02×0.1=  1.2+120.3=
0.2×0.4=  8.2+1.8=  100-35.7=  2.5×0.4=
2.4÷5=  0.22×4=  3.25×0=  0.9-0.52=
3.99×1=  0÷3.52=  12.5×8=  8÷10 =
10-1.8-7.2=  0.43+3.57=  2.5×4×12=  0.9×0.8=
1.05×100=  1÷0.5=  0.96÷3=  1.47÷0.7=
15.4-6=  0.165×10=  3.6+4=  0.56×100=
3.78÷100=  4÷0.8 =  3.215×100=  0.8÷10=
4.08×100=  1.1×0.2 =  0.6×0.8 =  3×0.9=
2.5×40=  0.396÷1.2=  0.756÷0.36=  3.84×2.6=
3.68÷0.25=  16.9÷0.13=  0.396÷1.2=  18.72÷3.6
0.125×1.4≈(保留两位小数)  2.5÷0.7≈(保留三位小数)  10.1÷3.3=(商用循环小数表示)
8.4×1.3=   6.4÷0.5=


能简便计算的要简算。

(2.5-0.25)×0.4  1.29+3.7+2.71+6.3  8-2.45-1.5

3.25+1.79-1.79+1.75  23.4-0.8-13.4-7.2  0.32×403

3.2+0.36+4.8+1.64  70÷28  0.25×3.6

7.6×0.8+0.2×7.6  0.85×199  15÷0.25

1.28×8.6+0.72×8.6  12.5×0.96×0.8  10.4-9.6×0.5

0.8×(4.3×1.25)  3.12+3.12×99  28.6×101-28.6

63.4÷2.5÷0.4  4.9÷1.4  3.9÷(1.3×5)