问题 解答题
脱式计算
48×(46-37)36×3×8213×3-39685+68×9.
答案

(1)48×(46-37),

=48×9,

=432;

(2)36×3×8,

=108×8,

=864;

(3)213×3-39,

=639-39,

=600;

(4)685+68×9,

=685+612,

=1297.

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