C Meen's answer to Tristann's Primary 6 Maths Fractions Singapore question.

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C Meen
C Meen's answer
81 answers (A Helpful Person)
1st
The most important thing here to understand is:

If 3/7 of the 20 cents coins were spent, means 4/7 of the 20 cents were left.

If the total number of coins left is also 4/7 then it means number of 50 cents coins left is also 4/7.