P4 Mathematics SA2 2023 — Singapore Chinese Girls | Singapore Past Year Paper

Q: The value of the digit 9 in 69 216 is ____.

C. 9000. In 69 216, the digit 9 is in the thousands place, so its value is 9 × 1000 = 9000.

Q: 70 000 + 1000 + 900 + 5 = ____.

B. 71 905. 70 000 + 1000 + 900 + 5 = 71 905 (no tens, so 0 in tens place).

Q: Which of the following is a multiple of 5 and 6?

D. 30. A common multiple of 5 and 6 must be divisible by LCM(5,6)=30. Among the options, only 30 is divisible by both 5 and 6.

Q: Round 31.76 to the nearest whole number.

C. 32. The digit after the ones place is 7 (tenths), which is ≥5, so we round 31.76 up to 32.

Q: Which of the following figures has perpendicular lines?

D. H. Perpendicular lines meet at right angles (90°). The letter H consists of two vertical lines joined by a horizontal line, forming right angles at the junctions.

Q: Kaye prepared 48 fruit baskets for a party. There were 21 fruits in each basket. How many fruits were there altogether?

D. 1008. Total fruits = 48 × 21 = 1008.

Q: Write 5 7/20 as a decimal.

A. 5.35. 7/20 = 35/100 = 0.35, so 5 7/20 = 5.35.

Q: What fraction represents the shaded parts below.

D. 21/8. Two whole circles are fully shaded (8/8 + 8/8 = 16/8). The third circle is divided into 8 equal sectors with 5 shaded (5/8). Total = 16/8 + 5/8 = 21/8.

Q: The figure shows the position of five towns on a grid map. Which town is north-east of town D?

A. A. North-east of D means up-and-to-the-right of D. On the grid map, town A is positioned up and to the right of town D, so A is north-east of D.

Q: Hayley's dance lesson is 2 h 30 min long. It started at 11 45. What time did it end?

D. 14 15. 11 45 + 2 h = 13 45, then + 30 min = 14 15.

Q1 MCQ 2 marks

The value of the digit 9 in 69 216 is ____.

Q2 MCQ 2 marks

70 000 + 1000 + 900 + 5 = ____.

Q3 MCQ 2 marks

Which of the following is a multiple of 5 and 6?

Q4 MCQ 2 marks

Round 31.76 to the nearest whole number.

Q5 MCQ 2 marks 🖼 Visual

Which of the following figures has perpendicular lines?

Q6 MCQ 2 marks

Kaye prepared 48 fruit baskets for a party. There were 21 fruits in each basket. How many fruits were there altogether?

Q7 MCQ 2 marks

Write 5 7/20 as a decimal.

Q8 MCQ 2 marks 🖼 Visual

What fraction represents the shaded parts below.

Q9 MCQ 2 marks 🖼 Visual

The figure shows the position of five towns on a grid map. Which town is north-east of town D?

Q10 MCQ 2 marks

Hayley's dance lesson is 2 h 30 min long. It started at 11 45. What time did it end?

Q11 MCQ 2 marks

In a class, 12 pupils take the bus to school. The remaining 28 pupils walk to school. What fraction of the pupils in class walk to school?

Q12 MCQ 2 marks 🖼 Visual

Chloe jogs 840 m round the rectangular field once. The breadth of the field is 150 m. What is the length of the field?

Q13 MCQ 2 marks

Lana is 43.5 kg. Her brother is 5.6 kg lighter than her. What is their total mass?

Q14 MCQ 2 marks 🖼 Visual

How many more chocolate cakes were sold more than pound cakes?

Q15 MCQ 2 marks 🖼 Visual

If 1 chiffon cake costs $12, how much was collected from the sale of chiffon cakes on that day?

Q16 Open-ended 2 marks

Write eleven thousand and thirty-five in figures.

Q17 Open-ended 2 marks

Some factors of 18 are 1, 2, 3 and 18. What are the other two factors of 18?

Q18 Open-ended 2 marks

What is the remainder when 4279 is divided by 4?

Q19 Open-ended 2 marks

Arrange the following numbers from smallest to the greatest. 2/5, 0.408, 0.048

Q20 Open-ended 2 marks 🖼 Visual

Write the decimal represented by A.

Q21 Open-ended 2 marks

9.3 - 0.77 = ____.

Q22 Open-ended 2 marks 🖼 Visual

What fraction of the stars are grey in colour?

Q23 Open-ended 2 marks

What is the value of 3/10 + 4/5? Express your answer as a mixed number.

Q24 Open-ended 2 marks 🖼 Visual

Measure and write down the size of ∠x.

Q25 Open-ended 2 marks 🖼 Visual

Tom is facing east at first. If he turns 135° in an anti-clockwise direction. Which direction will he face?

Q26 Open-ended 2 marks

A piece of ribbon is 14 m long. Jane used 3/7 of it. What was the length of the ribbon left?

Q27 Open-ended 2 marks

Sera was in school from 07 30 to 14 00. How long was she in school?

Q28 Open-ended 2 marks

Mrs Tan watched a movie which ended at 01 15. The movie lasted for 2h 30 min. What time did the movie start? Express your answer in 24h-clock.

Q29 Open-ended 2 marks

The area of a square is 36 cm². Find the perimeter.

Q30 Open-ended 2 marks 🖼 Visual

Complete the diagram below to form a symmetric figure. The dotted line is the line of symmetry. Draw the other half.

Q31 Open-ended 2 marks 🖼 Visual

In which two months were the number of books sold the same?

Q32 Open-ended 2 marks 🖼 Visual

What was the difference between the highest and lowest number of books sold?

Q33 Open-ended 2 marks 🖼 Visual

In which month was the increase in the number of books sold the greatest as compared to the previous month?

Q34 Open-ended 2 marks 🖼 Visual

Lines AB and BC form part of a rectangle as shown. Draw two parallel lines to complete the rectangle.

Q35 Open-ended 2 marks 🖼 Visual

2 identical rectangles and 1 square are used to form the figure below. EF is 1/2 of HP. Find the perimeter of the figure given that EH is 24 cm and PQ is 16 cm.

Q36 Structured 4 marks

During a travel fair, 958 people attended it on the first day. On the second day, there were 3 times as many people as on the first day. (a) How many people attended the travel fair on the second day? (b) What is the total number of people who attended the fair for the two days?

Q37 Open-ended 3 marks

Ms Chai bought 3 blouses and 4 skirts for $465. Each skirt costs $20 more than a blouse. What is the cost of 1 blouse?

Q38 Structured 4 marks 🖼 Visual

The table below shows the mass of meat sold by a butcher in a day. (a) If the butcher sold twice as much chicken as mutton, what is the mass of the chicken sold? (b) If the cost of 1 kilogram of chicken is $9, what was the total amount collected from the sale of the chicken?

Q39 Open-ended 3 marks

Olivia used 2/3 kg of sugar. Shannon used 1/6 kg of sugar more than Olivia. Adele used 1/3 kg less sugar than Shannon. What was the amount of sugar used by Adele? Express your answer in its simplest form.

Q40 Open-ended 4 marks 🖼 Visual

Eliza places each group of 3 balloons 4 m apart along the corridor. The corridor is 32 m long. How many balloons does Eliza needs in all to decorate the corridor?

Q41 Open-ended 4 marks

There are red, blue and yellow balls. 1/12 of the balls are red. 1/2 of the balls are blue and the rest of the balls are yellow. There are 680 more yellow balls than red balls. How many balls are there altogether?

Q42 Open-ended 4 marks 🖼 Visual

A swimming pool measures 50 m by 25 m. Find the area of the pavement around the swimming pool as shown by the shaded part.

Q43 Open-ended 4 marks

Sonya had 7 kg of cherries more than Tara. When Sonya gave away 1.5 kg of cherries and Tara gave away 0.5 kg of cherries, Sonya still had 4 times as much as Tara. How many kilograms of cherries did Tara have at first?

P4 Mathematics SA2 2023 — Singapore Chinese Girls

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