Category Archives: Problem solving

A family in Singapore part 61 (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 Fraction and  Problem solving.

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

Read 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 UPQ568

Sarin and Hairu shared a sum of $200. Sarin gave 3/5 of what he has to Hairu. Hairu later gave 1/5 of what he has back to Sarin. They ended up with equal amount of money. How much did Sarin have at first?

…You can click here to read the solution…

Sarin’s family and The Great Singapore Sale Part 17 (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 acquire 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 Percentage and Problem Sum.

Read the posting on Sarin learns Average Number, Percentage, Tables and Charts (Math Concept) to learn about Percentage.

Read the posting on Sarin’s family and The Great Singapore Sale in the Welcome category for the story.

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

Upper primary school mathematics question UPQ565

It was the Great Singapore Sale! Sarin’s father bought a Smart TV set at a discount but he had to pay an additional 7% GST on the discounted price. In the end, Sarin’s father paid a total of $2396.80 for the Smart TV. What was the percentage discount Sarin’s father received for the Smart TV if the original price was $3200?

….Click here to view the solution….

Sarin’s family and Ramadan Part 20 (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 postings present 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. This posting is an upper primary school math question on Problem Sum.

You can read the posting on Sarin’s family and Ramadan in Welcome page about story of Sarin’s family during Ramadan.

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

Upper primary school mathematics question UPQ564

Sarin’s mother bought some pots and cups during Ramadan. 8 identical cups and 2 identical pots cost $80. Each pot costs six times as much as a cup. What was the cost of each pot?

…Click here to read the solution…

A family in Singapore part 60 (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 Ratio and  Problem solving.

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

Read also the posting on Sarin learns the concept of Ratio in School (mathematics concept) to understand the concept of Ratio.

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

Upper primary school mathematics question UPQ563

Sarin, Hairu and Fatimah took their parents out for a dinner. If Sarin paid for the dinner, the amount of money that Sarin, Hairu and Fatimah left will be in the ratio 3 : 8 : 9 respectively. If Fatimah paid for the dinner, the amount of money Sarin, Hairu and Fatimah left would be in the ratio 5 : 4 : 1 respectively. If Hairu paid for the dinner, the amount of money Sarin, Hairu and Fatimah left would be in the ratio 10 : 1 : 9 respectively. Sarin had $40 more than Hairu. How much did the dinner cost?

 

…You can click here to read the solution…

Fatimah and Hairu enjoy Congkak game part 33 (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 aquire 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 RatioFraction and Problem Sum.

Read the posting on Fatimah and Hairu play Congkak to know about Congkak game.

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

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

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

Upper primary school mathematics question UPQ560

After a round of Congkak game, in the bag of Fatimah has red, blue and yellow beads. The ratio of the number of red beads to the number of blue beads is 2 : 3. The ratio of the number of yellow beads to the total number of red and blue beads is 2 : 7. What fraction of the beads in the bag are blue?

Give your answer in the simplest form.

…Click here to read the solution…

Sarin and his coin bank part 53 (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 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.

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

Upper primary school mathematics question UPQ559

Sarin had some 50₵ coins in his coin bank. Hairu had some $1 coins his coin bank. Sarin gave half of his coins to Hairu and Hairu gave half of his coins to Sarin. Hairu used some of the 50₵ coins to buy a mini fan that cost $5. Sarin used some of his $1 coins to buy a racket that cost $16. After that the ratio of the number of 50₵ coin to $1 coin Sarin had was 1 : 2 and the number of 50₵ coins to the number of $1 coins Hairu had was 1 : 5.

How much did Sarin have at first in his coin bank?

…Click to know the solution…

Sarin’s family and Ramadan 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 postings present 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. This posting is an upper primary school math question on Fraction and Problem Sum.

You can read the posting on Sarin’s family and Ramadan in Welcome page about story of Sarin’s family during Ramadan.

To 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 out for the given solution‼

Upper primary school mathematics question UPQ557

Ramadan is the period of giving back and caring of the elderly. Sarin’s mother baked a total of 130 vanilla and chocolate cookies for giving back during the dinner gathering in the mosque. ½ of the vanilla cookies were 10 less than 1/3 of the chocolate cookies. How many chocolate cookies did Sarin’s mother baked?

…Click here to read the solution…

Sarin’s family celebrating Hari Raya Puasa part 20(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 acquire 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 RatioFraction 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.

To read also the posting on Sarin learns concept of ratio in school to understand the concept of Ratio and the posting on Sarin learns the concept of Fraction (mathematics concept) to understand the concept of Fraction.

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

Upper primary school mathematics question UPQ555

There were groups of friends and relatives visiting Sarin’s family during the day of Hari Raya.

The ratio of the number of friends and relatives visited them in the morning to that of in the afternoon is 2 : 3.

The number of friends and relatives visited them in the evening is twice that of the morning and there are 20 more friends visited them in the evening than in the afternoon.

How many friends and relatives are there in evening?

…Click here to read the solution…

Sarin’s family and The Great Singapore Sale Part 16 (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 acquire 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 Fraction and Problem Sum.

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

Read the posting on Sarin’s family and The Great Singapore Sale in the Welcome category for the story.

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

Upper primary school mathematics question UPQ547

During the Great Singapore Sale, Sarin and Fatimah spent a total of $1000. 3/5 of what Sarin spent was equal to 1/5 of what Fatimah spent. Who spent more and how much more did had spend?

….Click here to view the solution….

Sarin’s family and Ramadan Part 18 (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 postings present 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. This posting is an upper primary school math question on Percentage and Problem Sum.

You can read the posting on Sarin’s family and Ramadan in Welcome page about story of Sarin’s family during Ramadan.

To read also the posting on Sarin learns Average Number, Percentage, Tables and Charts (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 UPQ546

Sarin’s mother baked some Almond cakes and Butter cakes during Ramadan. She gave away 30% of the Almond cakes as goodwill. She also gave away some Butter cakes. The number of Butter cakes that she gave was ½ the number of Almond cakes given away. If Sarin’s mother had 42 Almond cakes left, how many Butter cakes did she give away?

…Click here to read the solution…