问题
解答题
计算:
|
答案
(1)300+400-500,
=700-500,
=200;
(2)3×6÷9,
=18÷9,
=2;
(3)(45-37)×6,
=8×6,
=48;
(4)54÷9+34,
=6+34,
=40;
(5)9×(78-69),
=9×9,
=81;
(6)240-8×5,
=240-40,
=200;
计算:
|
(1)300+400-500,
=700-500,
=200;
(2)3×6÷9,
=18÷9,
=2;
(3)(45-37)×6,
=8×6,
=48;
(4)54÷9+34,
=6+34,
=40;
(5)9×(78-69),
=9×9,
=81;
(6)240-8×5,
=240-40,
=200;