Hairu shares his stickers part 52 (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, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids can learn the skills of dealing with the Math Question Solving, the Math Modeling and the Problem Sums from Lower Primary School to Upper Primary School level after reading the blog postings. This posting is a lower primary school math question on Problem Sum.

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

Lower primary school mathematics question LPQ91

Hairu has 28 stickers. Sarin has twice as many stickers as Hairu.

How many stickers do the both of them have altogether?

Solution:

Draw the math model

From the math model

Hairu has 1 unit of stickers and Sarin has 2 units of stickers

1 unit = 28 stamps

Both of them have = 3 × 28 = 84 stamps