题目内容
用递等式计算.
189+75×146 | 912-16×51. |
解:(1)189+75×146,
=189+10950,
=11139;
(2)912-16×51,
=912-816,
=96.
分析:(1)先算乘法,再算加法;
(2)先算乘法,再算减法.
点评:此题查看了整数四则混合运算的顺序.
=189+10950,
=11139;
(2)912-16×51,
=912-816,
=96.
分析:(1)先算乘法,再算加法;
(2)先算乘法,再算减法.
点评:此题查看了整数四则混合运算的顺序.
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