Andrea's answer to sHieLa's Primary 5 Maths Whole Numbers Singapore question.

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Andrea
Andrea's answer
10 answers (Tutor Details)
1st
This method is called both change. I multiplied
IL's values by 3 as I wanted to make the end
(which is ]L and N) equal. The model is to
represent it. 381 × 3 = 1143


since 1143 is bigger than 63, it goes into the
model with noel and 63 goes with JL
Andrea
Andrea
3 years ago
btw, u can go to smartguppy and search for andreaseah. I hv posted some notes related to
studies there and I will be posting pri sch stuff as well.