问题
解答题
用递等式计算.
|
答案
(1)0.6÷0.125÷0.8,
=0.6÷(0.125×0.8),
=0.6÷0.1,
=6;
(2)(100-6.4)÷3.6+5.4,
=93.6÷3.6+5.4,
=26+5.4,
=31.4;
(3)3.9÷(1.3×5),
=3.9÷6.5,
=0.6;
(4)5.04×3.6+50.4×0.64,
=5.04×3.6+5.04×6.4,
=5.04×(3.6+6.4),
=5.04×10,
=50.4.