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primary 5 | Maths
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Haneul
Haneul

primary 5 chevron_right Maths chevron_right Singapore

Need assistance with detailed working for 2 questions.

Date Posted: 3 years ago
Views: 278

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Leong Zi Wei
Leong Zi Wei's answer
7 answers (Tutor Details)
The model shows the comparison of points received by girls and boys.

With that, calculating the total units by both girls and boys would give the number of points (16) per unit.

Since 40units is the total number of units of the 8boys, total points collected by the 8 boys would be 640 points.
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Leong Zi Wei
Leong Zi Wei's answer
7 answers (Tutor Details)
The model shows the number of chickens and ducks at first.

By finding what 1 unit constitutes, we can find out the amount of chickens and ducks at first.

Main learning point: Visualising and drawing the model.