题目内容
计算下面各题.(能简算的要简算)
36×(559-512)
4÷(75%+50%-1)
4.75×37.5%+38×5.25.
36×(559-512)
4÷(75%+50%-1)
4.75×37.5%+38×5.25.
(1)36×(59-512)
=36×47
=1692;
(2)4÷(75%+50%-1)
=4÷(1.25-1)
=4÷0.25
=16;
(3)4.75×37.5%+38×5.25
=1.78125+199.5
=201.28125.
=36×47
=1692;
(2)4÷(75%+50%-1)
=4÷(1.25-1)
=4÷0.25
=16;
(3)4.75×37.5%+38×5.25
=1.78125+199.5
=201.28125.
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