Topic 4 - Percentage

There are 100 squares in this grid. We will look at percentages (%), which are always out of 100. When we say 50%, we mean 50 out of 100 or

23 . 100

50 . Just as 23% is 23 out of 100 or 100

Base on the Percentages Squares, colour the following number of squares. 1. 8% red = ________ squares. 2. 10% blue

= ________ squares.

3. 25% green

= ________ squares.

4. 3% black

= ________ squares.

5. 7% purple

= ________ squares.

6. 9% yellow

= ________ squares.

7. 3% brown

= ________ squares.

8. 17% pink

= ________ squares.

9. 12% orange

= ________ squares.

10. 3% navy

= ________ squares.

TOPIC 3 : PERCENTAGE LEARNING AREA 1 : Percentage Learning Outcomes i) Name and write the symbol for percentage :

1. Write percentages of the shaded 5. Shade 23% of the parts. parts.

2. Write four percent in numerals.

3. Write

sixty-three numerals.

4. Write 52% in words.

percent

6. Write 17% in words.

in 7. Write 100% in words.

8. Write fifty-eight percent in numerals.

L.Outcome 2: State fraction of hundredths in percentage: Question 9 – 16: Convert to percentages

9.

14 = 100

14.

71 = 100

15.

81 = 100

10.

87 = 100

11.

21 = 100

16.

90 = 100

8 = 100

17.

49 = 100

64 = 100

18.

33 = 100

12.

13.

Convert to fractions of hundredths:

19. 25% =

24.

20.

8% =

25. 21% =

21.

14% =

26. 39% =

22.

63% =

27. 81% =

23. 80%

11% =

28. 99% =

L.Outcome 3: Convert proper fractions to percentage. Convert to percentage:

29.

4 = 10

34.

1 = 2

30.

20 = 50

35.

3 = 5

31.

5 = 20

36.

11 = 20

32.

5 = 25

37.

1 = 4

38.

9 = 50

33.

7 = 10

L.Outcome: Convert percentage to fraction in its simplest form. Convert to fractions in the simplest form.

39.

15% =

44.

60% =

40.

25% =

45.

75% =

41.

20% =

46.

80% =

42.

40% =

47.

28% =

43.

50% =

48.

10% =

L.Outcome: Convert percentage to decimal number and vice versa. Convert to decimal numbers.

49.

13% =

54.

62% =

50.

27% =

55.

84% =

51.

39% =

56.

18% =

52.

11% =

57.

5% =

53.

75% =

58.

3% =

Convert to percentage.

59.

0.05 =

64.

0.51 =

60.

0.75 =

65.

1.25 =

61.

0.63 =

66.

2.25 =

62.

0.37 =

67.

3.06 =

63.

0.11 =

68.

1.01 =

SUMATIVE TEST: PERCENTAGE PAPER 1: Instructions; Each question is followed by four options, A, B, C and D. Choose only one correct answer.

1. Diagram 1 consists of squares of equal size. What is the percentage of the shaded parts?

5. Convert 0.55 to a fraction. A B

6. Express

5 55 15 50

55 50 11 D 20

C

17 as a percentage. 25

A 17% B 34%

C 68% D 25%

7. The figure shows a hundred square grid.

A 100% B 85%

C 15% D 25%

2. 43 out of 100 is A 4

B

3 100

43 100

C 3

4 100

What percentage of the area is not shaded?

D 4

3 10

A B

five zero percent fifty percent fifteen percent fifty-five percent

4. Convert 11% to a decimal. A 0.11 B 11.0

C 52% D 58%

8. Which of the following is true?

3. 50% in words is A B C D

38% 48%

C 1.1 D 0.011

A

1 = 5% 2

C

3 = 3% 10

B

17 = 34% 20

D

13 = 52% 25

9. Convert 0.85 to percentage A B

85 % 0.85 %

C 0.085 % D 8.5 %

15 Which of the following is equivalent to 80 % ?

10. 62% of RM3 200 is A RM124 B RM984

11.

50

C RM1984 D RM6214

= 48 %

A

7 10

C

4 5

B

3 4

D

17 20

What is the missing number in the box? A 12 B 24

C 36 D 48

12 The diagram 2 consists of squares of equal size. What is the percentage of the shaded parts?

A 40 % B 24%

C 16% D 8%

13 Convert 76% to fraction in its simplest form.

11 A 20 B

14 25

13 C 50 D

19 25

14 Express 600ml of 2l in percentage. A 30 % B 45 %

C 60 % D 75 %

16 Convert 76 % to fraction in its simplest form. A

11 20

C

13 50

B

14 25

D

19 25

17 Below is a student’s name. AINAA NAJWA How many percent of the letters in the name is the letter A ? A 25 %

C 75 %

B 50 %

D 5%

18 Convert

6 to percentage. 10

A 60 %

C 6%

B 30 %

D 3%

19 Which of the following is equal to

6 ? 25 A 20 % B 24 %

C 25 % D 26 %

20 Express 71 % as a decimal. A 0.71 B 7.11

C 7.1 D 71.0

27 In SK Perwaja, 49 out 100 pupils are girls. What is the percentageof girls in the school? A 41 % B 49 %

21 Express 0.5 + 0.11 + 0.32 as a percentage. A 0.93 % B 9.3 %

22

14 = 25

C 93 % D 930 %

A 14 B 25

28 Amirul had RM200. He spent RM80.What was the percentage of money spent by him? A 20 % B 30 %

%

What is the number must be written in the box? C 39 D 56

1 25

C

7 10

B

4 20

D

3 24

24 There are 100 chairs in a restaurant. 32 chairs are red colour. What is the percentage of red chairs?

C 40 % D 48 %

29 Puan Azelina buys 20 oranges. She eats 16 oranges. What is the percentage of oranges left? A 20 % B 25 %

23 Which of the following gives the biggest value of percentage? A

C 51 % D 59 %

30

C 30 % D 40 %

7 is equivalent to 25 A 14 % B 21 %

C 28 % D 42 %

31 Which of the following is correct?

C 68 % D 100 %

A

3 =3% 10

C

7 = 14 % 20

3 1 25 Express + as a percentage. 10 5

B

1 = 10 % 5

D

9 = 18 % 50

A 23 % B 32 %

A 20 % B 30 %

C 50 % D 80 %

26 Express RM80 of RM400 in percentage. A 8% B 16 %

C 20 % D 40 %

32 Convert 52 % to a fraction of hundredths. A

25 100

B 5

C 2

2 100

D

37 The original price of a new shirt is RM45. How much is the new price if 20% discount is given?

5 100

52 100

A RM25 B RM15

C RM32 D RM36

38 20 % of 95 add 25% of 68 is 33 Out of 10 questions in English Test, Jamal got 6 answers correct. What is the percentage of correct answers? A 6% B 60 %

C 66 % D 106 %

A 32 B 34

39 Pak Hasan has 250 ducks in his farm. How many percentage of duck are left if he sold

34 Which of the following is equivalent to 20%? A B C D

15 minutes of 1 hour. RM60 of RM150 500 g of 2 kg 40 cm of 2 m

35 There are 12 blue marbles and 36 red marbles in a box. What is the percentage of blue marbles in the box? A 25 % B 30 %

C 40 % D 45 %

36 Which of the following has the same value as 0.06? A

6 100

C

60 100

B

60 10

D

600 1000

C 36 D 42

4 of ducks to others? 5

A 15 % B 20 %

C 30 % D 35 %

40 Each month Rosli saves 10 % of his salary in the bank. If Rosli’s salary is RM2500 per month, calculate his saving for a year. A RM250 B RM1300

C RM300 D RM3000

SUMATIVES TEST: PERCENTAGE PAPER 2:

1 Convert

2 to percentage. 4

5 Write thirty-five percent in numerals.

2

Convert 27 % to decimal number.

6 Write 68 % in word.

3

Convert 0.09 to percentage.

7

4

Convert 35 % to fraction in its simplest form.

Shade 25 % of the diagram above.

8

20 % out of RM10 is

9

Express

12 What is the percentage of the shaded area in the diagram below.

1 as a percentage 4

10 In netball game. Najwa scores 2 out of 5 free throws. What is the percentage of her score?

11 From the diagram below, find the percentage of the shaded parts.

13 25% out of 240 km is

14

3 of the students in class are girls. 4 State the percentage of boys in the class.

15

50

= 18 %

What is the missing number in the box?

18 Encik Naim’s monthly income is RM2500. He saves 30% of the total income to the bank. How much does he save?

16

Naim buys 2l of fresh milk. He drinks 400ml of it. What is the percentage of fresh milk he has drunk?

19 There are 7500 chairs in the hall. 15 % of the chairs are broken. Find the number of the broken chairs.

17

Aminah’s weight was 40kg two years ago. There is a 25 % increment on her weight. Calculate Aminah’s weight now.

20 Azlin baked 1320 biscuits for Hari Raya. She gave 10 % of the biscuits to her neighbour. How many biscuits were left?

Answers: PERCENTAGE YEAR 5 ( PAPER 1) NUMBER 1

ANSWER C

NUMBER 21

ANSWER C

2

B

22

D

3

B

23

C

4

A

24

B

5

D

25

C

6

C

26

C

7

B

27

B

8

D

28

C

9

A

29

A

10

C

30

C

11

B

31

D

12

A

32

D

13

D

33

B

14

A

34

D

15

C

35

A

16

D

36

A

17

B

37

D

18

A

38

C

19

B

39

B

20

A

40

D