问题
解答题
脱式计算
|
答案
(1)56-8×5,
=56-40,
=16;
(2)(25+78)×7,
=103×7,
=721;
(3)(36-12)×9,
=24×9,
=216;
(4)16×7×9,
=112×9,
=1008;
(5)568+560÷7,
=568+80,
=648.
脱式计算
|
(1)56-8×5,
=56-40,
=16;
(2)(25+78)×7,
=103×7,
=721;
(3)(36-12)×9,
=24×9,
=216;
(4)16×7×9,
=112×9,
=1008;
(5)568+560÷7,
=568+80,
=648.