[3] – Multiplication and Division of Directed Numbers
有向數乘除運算

影片內容:
00:24 – multiplication of directed numbers 有向數乘法
03:13 – why is the product of two negative numbers positive 為何負負會得正
07:10 – division of directed numbers 有向數除法
09:41 – illustrative example 例子
10:37 – what if zero is the divisor 除以零怎麼辦

所屬主題:
[初中數學] – Directed Numbers and Number Line 有向數及數線

Category: S1-S3 Algebra

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