Chua Ying xuan's answer to Pin Xuan's Primary 4 Maths Singapore question.
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My suggestion for you is to draw the model backwards so that it is easier to see. I start by drawing 1u and 3u. Not sure if you understand this model, so take a look and let me know if there is anything you do not understand!
Date Posted:
2 years ago
Tysm, god bless you I understand your model and working tysm~ :)
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