题目内容

计算下面各题,能简算的要简算.
765÷15×725×19×476+(38+24)864÷(228-192)
(1)765÷15×7,
=51×7,
=357;

(2)25×19×4,
=25×4×19,
=100×19,
=1900;

(3)76+(38+24),
=76+24+38,
=100+38,
=138;

(4)864÷(228-192),
=864÷36,
=24.
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