98+998+2023+20238=?要用简便运算!
<p>问题：98+998+2023+20238=?要用简便运算!<p>答案：↓↓↓<p class="nav-title mt10" style="border-top:1px solid #ccc;padding-top: 10px;">陈关龙的回答：<div class="content-b">网友采纳 98+998+9998+99998 =(100-2)+(1000-2)+(10000-2)+(100000-2) =100-2+1000-2+10000-2+100000-2 =(100+1000+10000+100000)-(2+2+2+2+) =111100-8 =111092 这是几年级滴题目啊?
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