# 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.

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 20 (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 Percentage, 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.

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

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

Upper primary school mathematics question UPQ569

Sarin decided to make a colourful greeting for his mother. He used two identical rectangles and some colourful shape of papers to make the card as the figure shown. The two identical rectangles are filled with 6 parts A, B, C, D, E and F of colour papers. If the area of B is 5% of the whole figure, what percentage of the whole figure is the total area of C and F?

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 19 (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 Ratio, 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 perimeter, area and volume.

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

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 for the given solution‼!

Upper primary school mathematics question UPQ531

Sarin using two pieces of identical right-angled triangle shape papers to make a special greeting card for his mother. He overlapping the two pieces of papers as the figure below, not drawn to scale, shown. Find the area of the blue region ABCD, where AD = 3 cm.

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 18 (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 perimeter, area and volume.

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

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

Upper primary school mathematics question UPQ353

Hairu likes to have his greeting card looks as the figure shown. ABCD below is a rectangle. BD is a straight line. What is the ratio of area X to area Y?

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 17 (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 perimeter, area and volume.

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

Upper primary school mathematics question UPQ350

Sarin makes his greeting card using a piece of square cardboard with 4 coloured triange shapes. The figure below, not drawn to scale, show the design. ABPQ is a square. Find the area of the blue triangle.

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 16 (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 poetings. This posting is an upper primary school math question on 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 perimeter, area and volume.

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

Upper primary school mathematics question UPQ287

Sarin has a new design of his greeting card. Four coloured triangles are placed inside a rectangle of sides 30cm by 22cm as shown in the diagram below. The vertexes of the coloured triangles meet at the same point Q. The base lengths of the coloured regions are 10cm and 9cm. Find the area coloured region.

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 15 (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. This posting is an upper primary school math question on Volume 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 perimeter, area and volume.

Upper primary school mathematics question UPQ233

Hairu’s mother received a special made greeting card from Hairu. The greeting card is as below figure shown. The card when folded along the edges of the purple rectangle gives a volume of 990cm3. Given that the length of the purple rectrangle is 7cm more than the breadth. Find the length of the purple rectangle.

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 14 (Math Question)

Standard

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. 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 perimeter, area and volume.

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

Upper primary school mathematics question UPQ232

Sarin’s mother received a greeting card from Sarin. It is a special design shape card as the figure below. The card design was a rectangle with two corners being cut out. The cut out are identical isocelete triangles. It the area of the shape was 189.6cm2,what is the area of one cut out triangle?

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 13 (Math Question)

Standard

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 to deal with Math Modeling, Problem Sum from Lower Primary School to Upper Primary School level. This posting is an upper primary school math question on Ratio.

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 concept of ratio in school to understand the concept of Ratio.

Upper primary school mathematics question UPQ225

Sarin makes another greeting card using a rectangle card and painted with different colours. The ratio of the area of M to the area of R is 2 : 1. The ratio of the area of R to the area of P is 5 : 2. If P is 1/3 of Q, find the ratio of the area of M to the area of N to the total area of the rectangle.

# Sarin, Hairu and Fatimah make greeting cards for Mother’s Day part 12 (Math Question)

Standard

The blog postings are about the Singapore Math. The readers can learn from the postings on Solving Singapore Primary School Mathematics. The blog presenting Math Concept, Math Questions with solutions that teaches in Singapore Primary Schools. You or your kids can learn deal with Math Modeling, Problem Sum from Lower Primary School to Upper Primary School level. This posting is a primary school math question on Angle and Shape.

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.

Read the posting on Sarin learns Lines and Angles (Math concept) to understand the concept of lines and angles and also the posting on Sarin learns Shapes and Solids in school (Math Concept) to know about shapes.

Upper primary school mathematics question UPQ212

Sarin pasted few pieces of colour papers to form a flower shape figure and used it to decorate his greeting card. In the flower shape figure below, AMB, CMD, EMF, GMH and PMQ are straight lines. Find (∠ a + ∠ b + ∠ c + ∠ d + ∠ e + ∠ f + ∠ g + ∠ h + ∠ p + ∠ q).