數學第四單元
Wordwall 練習
https://wordwall.net/resource/19078077/4-2%e4%b8%89%e4%bd%8d%e6%95%b8%e4%b9%98%e4%bb%a5%e4%b8%80%e4%bd%8d%e6%95%b8
https://wordwall.net/resource/19056128/4-1%e4%ba%8c%e4%bd%8d%e6%95%b8%e4%b9%98%e4%bb%a5%e4%b8%80%e4%bd%8d%e6%95%b8
Kahoot 練習
https://play.kahoot.it/v2/*?quizId=91ca2b1e-ccf9-46e3-a2c1-998e91928974
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