From bea3b1b79bb7d3015abce005f868633092be2123 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E8=B5=B5=E9=91=AB?= <7176466@qq.com> Date: Wed, 17 Aug 2022 17:03:17 +0800 Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E4=B9=98=E6=B3=95=E7=AB=96?= =?UTF-8?q?=E5=BC=8F?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 知识点/乘法.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/知识点/乘法.md b/知识点/乘法.md index ba7893b..42edfc1 100644 --- a/知识点/乘法.md +++ b/知识点/乘法.md @@ -33,7 +33,7 @@ $$ \sum_{k=1}^{n}{m} = \underbrace{m + m + m + \cdots + m}_{n} = m \times n $$ ## 竖式计算 -$ 12 \times 3 $ 表示3个12的积,也可以表示为3个10和3个2的和,即36。可以用竖式计算乘法: +$ 12 \times 3 $ 表示3个12的和,也可以表示为3个10和3个2的和,即36。可以用竖式计算乘法: $\begin{array}{ccc} &1 &2 \\\\