题目内容

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