# A family in Singapore part 42 (Math Question)

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

You can read the posting Sarin learns Symbol, Algebra and Equation in school (Math Concept) to understand the concept of Algebra.

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

Upper primary school mathematics question UPQ374

Hairu is 168 cm tall. He is y cm shorter than his brother. What is their total height?

Solution:

From the model

The height of his brother = (168 + y) cm

Their total height = 168 + 168 + y = (336 + y) cm