问题 解答题
计算下面各题.
950+560÷14×28(70+80)÷(68-18)
(216-25×8)+198(160×40-3800)÷65.
答案

(1)950+560÷14×28,

=950+40×28,

=950+1120,

=2070;

(2)(70+80)÷(68-18),

=150÷50,

=3;

(3)(216-25×8)+198,

=(216-200)+198,

=16+198,

=214;

(4)(160×40-3800)÷65,

=(6400-3800)÷65,

=2600÷65,

=40.

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