Primary 5 CA1 Practice #1

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Q1. 224 920 = 200 000 + ____ + 4000 + 900 + 20. What is the missing number?     [1 mark]
Q2. Mrs Koh is 4 times as old as Malcolm now. In 5 years time, the sum of their ages is 55 years. How old is Malcolm now?     [2 marks]
Q3. Express 3 920 as a decimal.     [1 mark]
Q4. 78 x 300 = ____ x 1000. What is the missing number in the box?     [1 mark]
Q5. Which of the following decimals is nearest to 1?     [1 mark]
Q6. Samuel made a pattern using 4 shapes. The pattern is shown below. Which of the following is the 16th shape of the pattern?     [2 marks]
Q7. Yvette measured her height using a tape measure, as shown below. What was her height?     [1 mark]
Q8. Cheryl, Ellie and Gina shared $380. Cheryl received $120, Ellie received $42 less than Gina. Find the amount of money Ellie received?     [1 mark]
Q9. 38 of the people in the library were children. 14 of them were men and the rest were women. There were 12 women. How many people were there altogether?     [2 marks]
Q10. 56 รท 5 = ___     [1 mark]
Q11. Study the diagram below. Sophia started at a position during a treasure hunt. She walked 2 steps to the south, 3 steps to the west, 1 step to the north and 2 steps to the west and spotted the hidden treasure. What was her starting positiom?     [2 marks]
Q12. ABCD is a rectangle. Find the area of triangle CDE.     [1 mark]
Q13. 3 chickens weigh as much as 2 ducks. 6 chickens and 5 ducks weigh 18.9 kg. What is the mass of a duck?     [2 marks]
Q14. 7 25 = 7 + ___ + 13     [1 mark]
Q15. The bar graph shows the different flavours of ice cream chosen by 240 pupils. 16 of the pupils chose ___ ice-cream.     [1 mark]
Q16. Which of the following is five hundred and two thousand and sixty-three in numeral?     [1 mark]
Q17. How many ninths are there in 2 13?     [1 mark]
Q18. 10 hundred thousands + 500 hundreds + 62 tens + 6 ones = ___     [1 mark]
Q19. What is 519 445 rounded to the nearest 1000?     [1 mark]
Q20. For every 15 bookmarks that Vincent paid for at a bookshop, he received 5 bookmarks free. Vincent got a total of 160 bookmarks from the bookshop. What was the least number of bookmarks he paid for?     [1 mark]