题目内容
| 计算下面各题. 356+325÷5 |
(258+316)÷7 | 57×6÷9 | 510-608÷8. |
分析:(1)先算除法,再算加法;
(2)先算括号内的,再算括号外的;
(3)从左往右依次运算;
(4)先算除法,再算减法.
(2)先算括号内的,再算括号外的;
(3)从左往右依次运算;
(4)先算除法,再算减法.
解答:解:(1)356+325÷5
=356+65
=421;
(2)(258+316)÷7
=574÷7
=82;
(3)57×6÷9
=342÷9
=38;
(4)510-608÷8
=510-76
=434.
=356+65
=421;
(2)(258+316)÷7
=574÷7
=82;
(3)57×6÷9
=342÷9
=38;
(4)510-608÷8
=510-76
=434.
点评:此题主要考查整数的四则混合运算的运算顺序和运算法则.
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