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, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids can acquire the skill of dealing with the Math Modeling, the Math Problem Solving and the 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 Ratio, Percentage, Shapes and Area.

You can read posting **Sarin learns Perimeter, Area and Volume in school(Math Concept) **to learn the concept of area.

Read also the posting on **Sarin learns Shapes and Solids in school (Math Concept)** to know about shapes.

You should read the posting on **Sarin learns Average Number, Percentage and Charting in school (Math Concept)**** **to understand the concept of Percentage**.**

Also to 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 UPQ465**

In the figure below, the ratio of the area of the rectangle to the area of the triangle is 3 : 5. 25% of the rectangle overlaps with the triangle. The area of the rectangle is 552 cm^{2}. Fine the total area of the uncoloured parts of the figure.

…Click here to read the solution…

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