问题
解答题
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答案
(1)300-(125+25×4),
=300-(125+100),
=300-225,
=75;
(2)164+36×(12+6),
=164+36×18,
=164+648,
=812;
(3)(350+300)×28÷4,
=650×28÷4,
=18200÷4,
=4550;
(4)3000-66×24+185,
=3000-1584+185,
=1416+185,
=1601.