191问答库 > 69×18÷69×18的简便运算是什么？

69×18÷69×18的简便运算是什么？

要快一点。
2025-03-16 07:44:04
推荐回答（5个）
回答1：

解：69×18÷69×18
=69÷69×18×18
=（20-2）×18
=20×18-2×18
=360-36
=360-（40-4）
= 360-40+4
=324

回答2：

（69*18）/（69*18）=1

回答3：

69X18÷69X18
=69÷69x(18x18)
=1X324
=324

回答4：

69×18÷69×18
=(69×18÷69)×18
=(69÷69×18)×18
=18×18=324

回答5：

按照运算规则，式中的69可以约去，那么，69×18÷69×18=18×18=324

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