五年计算测试题
一、口算。 (16分)
0.76+2.4= 3-0.83= 1.6÷0.08= 0.42÷4.2=
2.4×3= 9.3÷0.93= 1.3-0.03= 5.7+3.2=
8.4÷8.4= 7.2÷0.72= 0.78×2.5= 0.54÷18=
14 - 4.7= 2.5×0.4= 0.32= 4.2×2.1÷4.2×2.1=
二、竖式计算。(18分,每题3分)
5.75×1.2= 7.38÷3.6= 6.4×3.45=
2.08×75= 18.9÷0.54= 1.3÷0.03≈
(保留两位小数)
三、能简便就简便。(50分,每题5分)
25.4-2.74-3.26 4.3×3.8+5.7×3.8
6.9+3.1×0.2 0.27×99+0.27
4.2-2.1÷0.7+5.08 2.07+2.3+6.93+7.7
2.5×32×12.5 4.5×102
(5.84-3.9)÷0.4 3.68÷0.25÷4