Hairu shares his stickers part 43 (Math Question)

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The blog postings are about the Singapore Math. The readers can learn from the postings on Solving Singapore Primary School Mathematics. The blog presenting the Math Concept, Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids will learn the skills of dealing with Math Question Solving, Math Modeling and Problem Sums from Lower Primary School to Upper Primary School level after reading the blog postings. This posting is an upper primary school math question on RatioFraction and Problem Sum.

You can read the posting on Sarin learns the concept of Fraction (mathematics concept) to understand the concept of Fraction or Portion.

Read the posting on Sarin learns concept of ratio in school to understand the concept of Ratio.

Challenge yourself with the question before look out for the given solution‼!

Upper primary school mathematics question UPQ362

Sarin and Hairu have some stickers. Sarin gave away 1/4 of his stickers and Hairu gave away 2/3 of his stickers. They have the same number of stickers left. What is the ratio of the number of stickers Sarin has to the number of stickers Hairu has at first?

 Solution:

            After given away some fractions of their stickers, both of they have same amount of stickers

            Sarin has 1 – 1/4 = 3/4 fraction of stickers left

            Hairu has 1 – 2/3 = 1/3 fraction of stickers left

            The model

UPQ362-1

 

            From the model

            The ratio of the number of stickers Sarin has to the number of stickers Hairu has at first = 4 : 9

More Questions on Problem Sum. Click here….

More Questions on Fraction and Ratio. Click here….

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