Q1
MCQ
2 marks
What is the value of the digit 5 in 15 093?
P4 Mathematics CA1 2021 — Catholic High
Source: Catholic High, 2021
This P4 Mathematics CA1 paper from Catholic High (2021) contains 39 questions worth 90 marks. Use it as a study reference for Mathematics topics typically tested at P4 level in Singapore schools.
Q2
MCQ
2 marks
Arrange the following numbers in increasing order. 70 135, 70 315, 70 153, 70 351
Q3
MCQ
2 marks
There were 78 253 people in a stadium. Express this number to the nearest hundred.
Q4
MCQ
2 marks
Which of the following is not a factor of 81?
Q5
Open-ended
2 marks
What is the missing number in the number pattern? 51 170, 51 070, 50 970, 50 870, ____, 50 670
Q6
Open-ended
2 marks
At a party, every 6th child gets a box of nuggets and every 8th child gets a goodie bag. Which child is the first to get both a box of nuggets and a goodie bag?
Q7
Open-ended
2 marks
There were 24 finalists at a gaming competition. Each of them received 20 game sets and there were 10 game sets left. How many game sets were there at first?
Q8
Open-ended
2 marks
I am a number between 47 and 60. I have a remainder of 7 when I am divided by 9. What number am I?
Q9
Open-ended
2 marks
Mrs Yeo distributed 5350 masks equally to 5 elderly care centres without any leftovers. How many masks did each elderly care centre receive?
Q10
Open-ended
3 marks
Max has less than 30 erasers. When he packs them in groups of three, he will have 1 extra eraser. When he packs them in groups of seven, he will have 5 extra erasers. How many erasers does Max have?
Q11
Open-ended
4 marks
Adam has three times as many stamps as Ben. Caleb has 1200 more stamps than Adam. Ben and Adam have 5780 stamps altogether. How many stamps does Caleb have?
Q12
MCQ
2 marks
What is the value of the digit 7 in 38.479?
Q13
MCQ
2 marks
Arrange the following decimals in decreasing order. 6.49, 6.049, 6.409, 6.904
Q14
MCQ
2 marks
How many one-fifths are there in 1 3/5?
Q15
MCQ
2 marks
Cindy bought 5/8 kg of sugar. She bought 1/4 kg more flour than sugar. How many kilograms of flour did Cindy buy?
Q16
Open-ended
2 marks
10 + 8 + 0.7 + ____ + 0.009 = 18.749. What is the missing number?
Q17
Open-ended
2 marks
Round 13.592 to the nearest whole number.
Q18
Open-ended
2 marks
🖼 Visual
Find the missing mixed number in the following number line.
Q19
Open-ended
2 marks
What is the sum of 21.73 and 4.98?
Q20
Open-ended
2 marks
Arrange the following fractions in ascending order. 4/7, 17/12, 3 1/2, 1/2
Q21
Open-ended
3 marks
Ahmad had some stickers. He lost 2/5 of the stickers and had 27 stickers left. How many stickers did Ahmad have at first?
Q22
Structured
4 marks
Mrs Tan bought some juice. She drank 5/12 L of juice and gave away 1/3 L of it. She was left with 7/12 L of juice. (a) How many more litres of juice did she drink than she give away? (b) How many litres of juice did Mrs Tan buy? Give your answer as a mixed number in simplest form.
Q23
MCQ
2 marks
In the number 43.21, which digit is in the tenths place?
Q24
MCQ
2 marks
Which of the following is a multiple of both 6 and 8?
Q25
MCQ
2 marks
Which of the following is not a factor of 12?
Q26
MCQ
2 marks
🖼 Visual
Study the map below carefully. Mandy was facing the park. She made a 1/4-turn in a clockwise direction. Which point was she facing at the end?
Q27
MCQ
2 marks
Abby saved 5 times as much as Ben. They saved $4860 altogether. How much did Ben save?
Q28
MCQ
2 marks
🖼 Visual
Find the perimeter of the following figure. (All lines meet at right angles)
Q29
Open-ended
2 marks
Write the missing number in the number pattern below. 14 200, 14 100, 14 000, ____, 13 800, 13 700
Q30
Open-ended
2 marks
Express 3 1/50 as a decimal.
Q31
Open-ended
2 marks
Find the value of 1 − 1/3 − 7/12
Q32
Structured
2 marks
🖼 Visual
The table below shows the favourite food of all the pupils in 2 classes. Each pupil chose only 1 favourite food. Each of the statements below is either true, false or not possible to tell from the information given. For each statement, put a tick (√) to indicate your answer. (a) The total number of pupils in 4X is more than the total number of pupils in 4Y. (b) Least number of pupils chose fried rice as their favourite food.
Q33
Open-ended
2 marks
Daryus paid $9.60 for 5 pens and a marker. 1 marker cost thrice as much as a pen. How much did a pen cost?
Q34
Open-ended
2 marks
🖼 Visual
Measure and write down the size of ∠x.
Q35
Open-ended
2 marks
🖼 Visual
In the square grid below, shade two unit squares so that the dotted line is a line of symmetry.
Q36
Open-ended
2 marks
🖼 Visual
In the square grid below, draw rectangle ABCD from the given lines.
Q37
Open-ended
4 marks
Larry had 35 more cookies than Kenny. Matthew had twice the total number of cookies that Larry and Kenny had. The 3 boys had 717 cookies altogether. How many cookies did Kenny have?
Q38
Structured
4 marks
Ethan had some money at first. He spent 4/9 of it on a meal and $58 on groceries. He then had $72 left. (a) How much money did he have at first? (b) How much money did he spend on the meal?
Q39
Structured
4 marks
The total mass of a container and a watermelon was 2.36 kg. When some oranges were put into the container, the total mass became 3.26 kg. The mass of the watermelon was twice the mass of all the oranges. (a) Find the mass of the watermelon. (b) Find the mass of the container. Give your answer in kilograms.