问题
解答题
脱式计算.
|
答案
(1)(252-237)÷5,
=15÷5,
=3;
(2)225÷9×48,
=25×48,
=1200;
(3)65×(588-568),
=65×20,
=1300;
(4)16×34÷8,
=544÷8,
=68.
脱式计算.
|
(1)(252-237)÷5,
=15÷5,
=3;
(2)225÷9×48,
=25×48,
=1200;
(3)65×(588-568),
=65×20,
=1300;
(4)16×34÷8,
=544÷8,
=68.