Rachel's answer to Vyvy Chan's Primary 4 Maths question.
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Topics: Average
Key Tip: Total remains UNCHANGED.
1) Find the total
2) Find the equal number of stamps between Indhu & Clarissa (also know as the average of the two)
3) Find Clarissa 's increase in stamps
Key Tip: Total remains UNCHANGED.
1) Find the total
2) Find the equal number of stamps between Indhu & Clarissa (also know as the average of the two)
3) Find Clarissa 's increase in stamps
Date Posted:
7 years ago
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