问题 解答题
会算这些题吗?
81×7÷9    201+232-365   294+399÷7
672÷(2×3)(601-246)÷5  576÷3÷4.
答案

81×7÷9,

=81÷9×7,

=9×7

=63;

201+232-365,

=433-365,

=68;

294+399÷7,

=294+57,

=351;

672÷(2×3),

=672÷6,

=112;

(601-246)÷5,

=355÷5,

=71;

576÷3÷4,

=576÷(3×4),

=576÷12,

=48.

单项选择题 A1/A2型题
单项选择题