问题
解答题
混合运算.
|
答案
(1)81×7÷9,
=567÷9,
=63;
(2)672÷(3×2),
=672÷6,
=112;
(3)576÷4÷3,
=144÷3,
=48;
(4)399÷7+293,
=57+293,
=350.
混合运算.
|
(1)81×7÷9,
=567÷9,
=63;
(2)672÷(3×2),
=672÷6,
=112;
(3)576÷4÷3,
=144÷3,
=48;
(4)399÷7+293,
=57+293,
=350.