计算下面各题,能简算的要简算.
(1)9.86﹣3.4÷1.7×1.3 (2)0.36×3.9+3.9×1.64 (3)7.23﹣(2.8+1.23)
(4)1.64×2.5+2.1÷0.6 (5)2.4×(0.85÷1.7)﹣1.08 (6)0.04×[(17.6﹣14.1)÷1.4].
计算下面各题,能简算的要简算.
(1)9.86﹣3.4÷1.7×1.3 (2)0.36×3.9+3.9×1.64 (3)7.23﹣(2.8+1.23)
(4)1.64×2.5+2.1÷0.6 (5)2.4×(0.85÷1.7)﹣1.08 (6)0.04×[(17.6﹣14.1)÷1.4].