Category Archives: Algebra and Equation

A family in Singapore part 48 (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 presenting the Math Concept, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids will able to acquire knowledge 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 Algebra, Ratio, Fraction and Problem Sum.

You can click here and read the posting  A family in Singapore about Sarin’s family.

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

Read the posting on Sarin learns the concept of Fraction (mathematics concept) to understand the concept of Fraction.

Read also the posting on 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 UPQ421

Sarin, Hairu and Fatimah received a sum of money from their father. Sarin received ¼ of the total sum received by Hairu and Fatimah. Hairu received 1/9 of the total sum received by Sarin and Fatimah. Father gave Fatimah $60 more than Hairu. How much did their father given to them?

…You can click here to read the solution…

Sarin and his mother Part 3 (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 presenting the Math Concept, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids can learn the skills to deal 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 Algebra and Problem Sum.

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

Challenge yourself with the question before looking out for the given solution‼

Upper primary school mathematics question UPQ413

Sarin is 5 years old. His mother is 33 years old. In how many years’ time will his mother be thrice as old as he?

Click here to view the answer

Sarin and his coin bank part 41 (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, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids can learn the skills 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, Algebra and Problem Solving.

You can read the posting on Sarin and his coin bank for the story of coin bank.

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

Read also 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 out for the given solution‼!

Upper primary school mathematics question UPQ412

Sarin and Hairu have some money in their coin banks. If Sarin gives $20 to Hairu, he will have thrice as much money as Hairu. If Hairu gives $16 to Sarin, he will have 1/9 of what Sarin has. How much money does Sarin have at first?

…Click to know the solution…

A family in Singapore part 47 (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 presenting the Math Concept, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids will able to acquire knowledge 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 Algebra, Ratio and Problem Sum.

You can click here and read the posting  A family in Singapore about Sarin’s family.

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

Read also the posting on 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 UPQ409

Fatimah’s father is 48 years old and Fatimah is 6 years old. In how many years’ time will Fatimah’s father be four times as old as Fatimah?

…You can click here to read the solution…

A family in Singapore part 45 (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, the Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids will able to acquire knowledge 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 Fraction, Algebra and Problem Sum.

You can click here and read the posting  A family in Singapore about Sarin’s family.

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

Read also the posting on Sarin learns the concept of Fraction (mathematics concept)to understand the concept of Fraction.

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

Upper primary school mathematics question UPQ399

Hairu is 1/5 as old as his father now. In 8 years’ time, he will be 1/3 as old as his father. How old is Hairu now?

…You can click here to read the solution…

Sarin learns Perimeter, Area and Volume in school part 88 (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 can acquire the skill 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, Ratio and Area .

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

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

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

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 UPQ394

The perimeter of a rectangle is 72 cm. If the ratio of its length to its breadth is 3 : 1, find the area of the rectangle.

…Click here to read the solution…

Sarin’s family in Kluang part 12 (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 can learn the skills of dealing with Math Modeling, 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.

Read the posting on Sarin’s family in Kluang about Sarin’s family venture in Kluang.

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

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

Upper primary school mathematics question UPQ384

Sarin’s family visited a candy shop in Kluang. They were amazed by the range of candies that they could buy from the shop. Fatimah was specially attracted by the big and colourful lollipops on sale in the shop and decided to buy some. The candy shop sold a pack of lollipops for $3 and for every pack of 5 lollipops bought, you got p lollipops free. The lollipops were only sold in packets. How many lollipops can Fatimah get with $20?

UPQ384-1

…Click here to read the solution…

Sarin learns Perimeter, Area and Volume in school part 87 (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 can acquire the skill 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, Ratio and Area .

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

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

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

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 UPQ383

In the figure below the area of the square ABDE is 100 cm2. Line FC is parallel to Line AB. The ratio of the area of the yellow regions to the blue region is 1 : 3. Find the area of the blue region.

UPQ383-1

…Click here to read the solution…

Sarin’s family celebrating Hari Raya Puasa part 15 (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 can acquire the skills to deal 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 postings on Sarin’s family celebrating Hari Raya Puasa and Sarin’s family and Ramadan in Welcome page about story of Sarin’s family during Ramadan and Hari Raya Puasa.

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

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

Upper primary school mathematics question UPQ382

Hairu took out (20y + 2) pieces of Kueh Lapis from the kitchen to serve their relatives during Hari Raya Puasa open house. He gave 4 pieces of Kueh Lapis to each of their relatives and had 4y pieces of Kueh Lapis left. How many relatives visited them at open house?

…Click here to read the solution…

Sarin participates in school anniversary event part 19 (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 can learn the skills to deal 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.

Read the posting on Sarin participates in school anniversary event part 1 for story on school anniversary.

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

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

Upper primary school mathematics question UPQ380

Sarin is given120k armbands for his team to use during the anniversary event. They are shared among 4 boys and 8 girls. Each boy received 4 arm bands.

(a) How many armbands does each girl receive? Express your answer in terms of k.

(b) If k = 2, how many armbands did each girl receive?

…Click to read the solution…