题目内容
计算下面各题.
(273+562)÷5-96
(28+35)×(92÷4)
(33-18)×(24+34)
(273+562)÷5-96
(28+35)×(92÷4)
(33-18)×(24+34)
分析:(1)先算括号内的,再算括号外的除法,最后算减法;
(2)(3)两个括号同时计算,再算乘法.
(2)(3)两个括号同时计算,再算乘法.
解答:解:(1)(273+562)÷5-96,
=835÷5-96,
=167-96,
=71;
(2)(28+35)×(92÷4),
=63×23,
=1449;
(3)(33-18)×(24+34),
=15×58,
=870.
=835÷5-96,
=167-96,
=71;
(2)(28+35)×(92÷4),
=63×23,
=1449;
(3)(33-18)×(24+34),
=15×58,
=870.
点评:此题主要考查整数的四则混合运算,注意运算顺序和运算法则.
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