Jackson Wan's answer to Kaitlyn ong's Primary 5 Maths Whole Numbers Singapore question.

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Jackson Wan
Jackson Wan's answer
18 answers (Tutor Details)
1st
Using Units, at first,
JH has 3 Units and Ken has 1 Unit. number of stamps.

3 Units = (1 Unit - 24) * 4
3 Units = 4 Units - 96
1 Unit = 96

Hope that helps!