Chen Yi Jing's answer to jayden's Primary 5 Maths Whole Numbers Singapore question.

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Chen Yi Jing
Chen Yi Jing's answer
5 answers (Tutor Details)
1st
Since both C use 3/5 means he left 2/5
Similarly, D use 1/3 means left 2/3
Denominator represent the total units of C and D respectively.