Elsa's answer to Sid's Primary 5 Maths Percentage Singapore question.

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Elsa
Elsa's answer
37 answers (A Helpful Person)
Hi Sid,

Here’s the method

Box A= 2 units
Box B= 1 unit
Box C= 6 units

6-1=5
5 units= 50
1 unit= 10
2 units= 20

Answer: 20