Tag Archives: singapore math

Sarin’s family in Kluang part 26 (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 Percentage and Charts.

Story line reference :

Sarin’s family in Kluang

Math concept reference :

Sarin learns Average Number, Percentage, Tables and Charts (Math Concept)

Sarin learns concept of ratio in school

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

Upper primary school mathematics question UPQ588

The pie chart below shows the type of buns sold at a shop last week. The shop sold 900 buns in all. Half of the buns sold were chocolate. The shop sold 20% more cheese buns than vanilla buns.

a.         How many banana buns did the shop sell?

b.         What percentage of the buns sold last week were cheese buns?

…Click here to read the solution…

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Sarin participates in school anniversary event part 31 (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 Percentage, Ratio, Fraction and Problem Solving.

Reference Reading:

Sarin participates in school anniversary event part 1

Sarin learns concept of Fraction (Mathematics concept)

Sarin learns Average Number, Percentage and Charting in school (Math Concept)

Sarin learns concept of ratio in school

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

Upper primary school mathematics question UPQ587

There were 352 people attended the anniversary dinner in the school hall. 75% of them were invited guests and the rest were students. Later in the night, some invited guests decided to leave and the number of invited guests was 3/5 that of the total number of people in the hall.

How many invited guests decided to leave the dinner?

…Click to read the solution…

Sarin participates in school anniversary event part 30 (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 Fraction and Problem Solving.

Read references:

Sarin participates in school anniversary event part 1

Sarin learns concept of Fraction (Mathematics concept)

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

Upper primary school mathematics question UPQ586

Sarin used some red and yellow balloons to decorate the school hall for the school anniversary event. 2/3  of the red balloons and 6/7   of the yellow balloons were small balloons. If he had a total of 65 large balloons and 4/5  of them were red balloons, how many balloons did he has altogether?

 

…Click to read the solution…

Sarin’s family in Kluang 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 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 Average number and Problem solving.

Story reference : 

Sarin’s family in Kluang

Math concept reference:

Sarin learns Average Number, Percentage, Tables and Charts (Math Concept)

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

Upper primary school mathematics question UPQ585

Sarin’s mother bought some number of liquid soaps at an average price of $11 from the Kluang Mall. If she were to buy another liquid soap which cost $37, the average price would then become $13. How many numbers of liquid soaps did she buy?

…Click here to read the solution…

Sarin participates in school anniversary event part 29 (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 Fraction and Problem Solving.

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

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 UPQ584

In the school anniversary event, Class 6A and Class 6B had to sell 480 dining tickets altogether. After Class 6A sold  3/4 of their share and Class 6B sold  5/8 of their share, each of the class had the same number of tickets left. How many tickets did Class 6B have to sell?

 

…Click to read the solution…

Sarin learns Perimeter, Area and Volume in school part 121 (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 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 Shapes, aerimeter and Area.

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

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

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

Upper primary school mathematics question UPQ583

The figure is made of 2 identical circles of diameter 14 cm. Find the area of the yellow region. (take π = 3.14)

 

 

 

-Click here to read the answer…>

Sarin learns Shapes and Solids in school part 73 (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 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 Angles and Shapes.

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

Read the posting on Sarin learns Lines and Angles (Math concept) to understand the concept of lines and angles.

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

Upper primary school mathematics question UPQ582

In the figure, not drawn to scale, ABC is an equilateral triangle, ABD is an isosceles triangle, and ABE is a straight line. Find DBE.

 

…Click here to go to solution…

Sarin learns Shapes and Solids in school part 71 (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 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 Angles and Shapes.

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

Read the posting on Sarin learns Lines and Angles (Math concept) to understand the concept of lines and angles.

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

Upper primary school mathematics question UPQ581

In the figure, ABCD is a square and EFD is an isosceles triangle. AED = 72º and EFB = 51º. Find EDF.

…Click here to go to solution…

Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 21 (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 presenting the Math Concept, Math Questions with solutions that teaches in Singapore Primary Schools. You or the kids will learn the skill of dealing with Math Question Solving, Math Modeling and Problem Sums from Lower Primary School to Upper Primary School level after reading the blog postings. This posting is an upper primary school math question on Shape and Area.

You can read the story of Sarin and the siblings making greeting cards for their mother by reading the posting on Sarin, Hairu and Fatimah make greeting cards for Mother’s Day in Welcome page.

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

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

Upper primary school mathematics question UPQ580

Sarin, Hairu and Fatimah made a greeting card for her mother. They made the greeting card as like a photo frame. They used 4 identical coloured rectangular shape papers and arrange them as the figure shown to make the frame of the greeting card.

The perimeter of each of the coloured rectangular shape paper is 30 cm and the inner square formed by the frame is 23 cm2 more than the total area of the coloured rectangular papers. Find the area of the inner square.

 

…Click here to go to solution…

Sarin participates in school anniversary event part 28 (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 Ratio and Problem Solving.

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

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 UPQ579

Fatimah were given equal number funfair coupons to sell. They did not manage to completely sell all their share of coupons. Sarin sold 7 times as many coupons as Hairu and was left with 15 unsold coupons . 1/2 of the coupons sold by Fatimah was 5 more than those by Hairu. The 3 of them sold a total of 260 funfair coupons.

a.         How many coupons did Fatimah sell?

b.         How many coupons did each of them receive?

 

…Click to read the solution…