问题
填空题
8厘米是16分米的______%;100千克比80千克多______%;12米比______少20%;______比16少40%
答案
(1)16分米=160厘米,
8÷160=5%;
(2)(100-80)÷80,
=20÷80,
=25%;
(3)12÷(1-20%),
=12÷0.8,
=15(米);
(4)16×(1-40%),
=16×0.6,
=9.6;
故答案为:5,25,15米,9.6.