用递等式计算,能简便计算的要简便计算.0.125×0.5×0.8 60.4×0.8-12.8 2.8+0.6×0.35 0.2÷2.5
用递等式计算,能简便计算的要简便计算.0.125×0.5×0.860.4×0.8-12.82.8+0.6×0.350.2÷2.5104×0.450.9×3.6+1.1×0...
用递等式计算,能简便计算的要简便计算.0.125×0.5×0.8 60.4×0.8-12.8 2.8+0.6×0.35 0.2÷2.5 104×0.45 0.9×3.6+1.1×0.36.
展开
1个回答
展开全部
(1)0.125×0.5×0.8,
=0.125×0.8×0.5,
=0.1×0.5,
=0.05;
(2)60.4×0.8-12.8,
=48.32-12.8,
=35.52;
(3)2.8+0.6×0.35,
=2.8+0.21,
=3.01;
(4)0.2÷2.5,
=(0.2×4)÷(2.5×4),
=0.8÷10,
=0.08;
(5)104×0.45,
=(100+4)×0.45,
=100×0.45+4×0.45,
=45+1.8,
=46.8;
(6)0.9×3.6+1.1×0.36,
=(0.9+1.1)×3.6,
=2×3.6,
=7.2.
=0.125×0.8×0.5,
=0.1×0.5,
=0.05;
(2)60.4×0.8-12.8,
=48.32-12.8,
=35.52;
(3)2.8+0.6×0.35,
=2.8+0.21,
=3.01;
(4)0.2÷2.5,
=(0.2×4)÷(2.5×4),
=0.8÷10,
=0.08;
(5)104×0.45,
=(100+4)×0.45,
=100×0.45+4×0.45,
=45+1.8,
=46.8;
(6)0.9×3.6+1.1×0.36,
=(0.9+1.1)×3.6,
=2×3.6,
=7.2.
已赞过
已踩过<
评论
收起
你对这个回答的评价是?
推荐律师服务:
若未解决您的问题,请您详细描述您的问题,通过百度律临进行免费专业咨询