The blog postings are about the Singapore Math. The readers can learn from the postings on 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 learn how to deal with the Math Modeling, the Math Problem Solving and the Problem Sum from Lower Primary School to Upper Primary School level. This posting is an upper primary school math question on Percentage, Ratio and Problem Solving.

The story on Sarin’s family attend concert at the Esplanade you can read postings on **Sarin’s family attend concert at the Esplanade** in Welcome category and **Sarin’s family attend concert at the Esplanade Part 2 (Math Question)****.**

You should read also the posting on **Sarin learns concept of ratio in school** to understand mathematics concept of Ratio.

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

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

**Upper primary school mathematics question UPQ514**

In the Esplanade Library, At first, the ratio of the number of adults to the number of children was 3 : 2 at first and the ratio of the number of boys to the number of girls was 1 : 3. There were 294 more adults than girls. In the afternoon, some more children visited the Esplanade Library. After that, 80 % of the people were children. How many more children visited the Esplanande Library in the afternoon?

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