Tag Archives: problem sum

Sarin and his coin bank part 49 (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 UPQ509

Sarin has 18 coins in his coin bank. He has 6 more coins than Hairu and 12 fewer coins than Fatimah. Find the ratio of the number of Sarin’s coins to the number of Hairu’s coins to the number of Fatimah’s coins.

…Click to know the solution…

Sarin’s family attend concert at the Esplanade Part 29 (Math Question)

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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 FractionRatio, Algebra and Problem Sum.

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).

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

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

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

Upper primary school mathematics question UPQ503

There were 160 novels and comics on a shelf of the Esplande Library. When 2/5 of the novels and 2/3 of the comics were borrowed by the library users, the total number of novels and comics left on the shelf became 72. How many novels were there on the shelf at first?

…Click here to go to the solution…

Sarin’s family in Kluang 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, 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 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.

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

You can 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 UPQ502

Sarin and Fatimah went shopping together in Kluang Mall. They had a total sum of $144 for shopping. The ratio of the amount Sarin spent to the amount Fatimah spent is 4 : 3. The amount that Fatimah had left was $9 more than what she had spent. She had thrice as much money left as Sarin.

(a) How much money did Fatimah spend?

(b) How much money did Sarin have at first?

…Click here to read the solution…

Hairu shares his stickers part 63 (Math Question)

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The blog postings are about the Singapore Math. The readers can learn from the postings about Solving the 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 learn the skills of dealing with the Math Problem Solving, the Math Modeling 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, AlgebraRatio and Problem Sum.

You can read the posting on Sarin learns the concept of Ratio (mathematics concept) to understand the concept of Ratio.

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

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 UPQ501

Hairu and Sarin have a sum of stickers. The number of stickers Hairu had was 30 more than Sarin at first. After Sarin lost 25% of his stickers and then Hairu got 40% more of the number of stickers he has, the ratio of the number of stickers that Hairu has to the number of stickers that Sarin has become 8 : 3. Find the number of stickers that Hairu has finally.

…To click here to go to solution…

Sarin’s family in Kluang 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 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 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 solving.

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 UPQ497

Fatimah and Hairu went shopping together in Kluang Mall. Fatimah had $31y more than Hairu. After Fatimah spent $95y, Hairu had 5 times as much money as Fatimah.

Express the amount of money that Fatimah had at first in terms of y.

…Click here to read the solution…

Sarin’s family attend concert at the Esplanade Part 28 (Math Question)

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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 FractionRatio and Problem Sum.

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).

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

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

Upper primary school mathematics question UPQ495

In the Esplanade Concert hall, 3/5 of the people are adults and 1/4 of the adults are men. If there are 128 children, how many women are there at the Esplanade concert hall?

…Click here to go to the solution…

Hairu shares his stickers part 62 (Math Question)

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The blog postings are about the Singapore Math. The readers can learn from the postings about Solving the 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 learn the skills of dealing with the Math Problem Solving, the Math Modeling 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 Average Number, AlgebraRatio and Problem Sum.

You can read the posting on Sarin learns the concept of Ratio (mathematics concept) to understand the concept of Ratio.

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

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 UPQ494

The average number of stickers that were owned by Sarin, Hairu and Fatimah each was 19. After Fatimah’s father gave her another 8 stickers and Sarin gave away 5 stickers, Sarin and Fatimah had the same number of stickers. If Hairu had 16 stickers, how many stickers did Sarin have at first?  …To click here to go to solution…

Sarin and his coin bank 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 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 Fraction and Problem Solving.

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

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

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

Upper primary school mathematics question UPQ493

Sarin has 36 coins in the coin bank. 5/12 of them are twenty-cent coin and the rest are fifty-cent coins. How much money does Sarin have in the coin bank?

…Click to know the solution…

Sarin’s family attend concert at the Esplanade Part 27 (Math Question)

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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 Ratio and Problem Sum.

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.

Upper primary school mathematics question UPQ492

In the Esplanade Library, the ratio of the number of men to the number of women at was 2 : 3. After some time, 60 more men came and 30 women left. In the end, there were 20 more women than men. Find the number of women at the Esplanade Library in the end.

…Click here to go to the solution…

Sarin participates in school anniversary event part 25 (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 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 Problem Solving.

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

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

Upper primary school mathematics question UPQ486

To prepare for the school anniversary event, Sarin spent a total of $69 on some rulers, pens and erasers. 25% of them were rulers and cost 90₵ each. The number of pens was 6 more than half the total number of items and the remaining were erasers. If a pen cost $2.20 and an eraser cost 70₵, find the total number of pens Sarin bought.

…Click to read the solution…