Low Yi Yin's answer to H's Primary 4 Maths Singapore question.
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Hope this helps!
Their difference (540 -240) is 2units ( R: 3u/S:1u) . Using that to find 1 unit and then 3units (Richard).
Their difference (540 -240) is 2units ( R: 3u/S:1u) . Using that to find 1 unit and then 3units (Richard).
Date Posted:
1 year ago
Thank you!!!
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