Kiara Tong's answer to Blursotong's Primary 6 Maths Data Analysis Singapore question.
done
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clear
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easier to see if you draw out the model. initially the girls were 5 parts and the boys were 4. 1/5 of the girls left => remaining 4 parts = 2 units. 170 boys left => remaining boys = 1 unit.
Date Posted:
4 years ago
Thank you! The model clarifies everything.
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