_千克比5千克多10%,5千克比_千克少10%.
问题描述:
______千克比5千克多10%,5千克比______千克少10%.
答
(1)5×(1+10%),
=5×1.1,
=5.5(千克);
(2)5÷(1-10%),
=5÷
,9 10
=
(千克);50 9
故答案为:5.5,
.50 9