问题
解答题
列式计算: (1)4.5乘以0.6的积减去1.5,差是多少? (2)甲数是18,乙数的
|
答案
(1)4.5×0.6-1.5,
=2.7-1.5,
=1.2;
故差是1.2.
(2)18÷(18÷
),3 5
=18÷30,
=0.6,
=60%;
故甲数是乙数的60%.
列式计算: (1)4.5乘以0.6的积减去1.5,差是多少? (2)甲数是18,乙数的
|
(1)4.5×0.6-1.5,
=2.7-1.5,
=1.2;
故差是1.2.
(2)18÷(18÷
),3 5
=18÷30,
=0.6,
=60%;
故甲数是乙数的60%.