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Grade 8 ANA Revision Maths Learner Workbook PDF

95 Pages·2014·42.32 MB·English
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Preview Grade 8 ANA Revision Maths Learner Workbook

GRADE 8 MATHEMATICS ANA REVISION Mathematics will open opportunities Language is to us! our key to the world Developing skills for overall school success! Learner Workbook GAUTENG PROVINCE EDUCATION REPUBLIC OF SOUTH AFRICA CONTENTS  PAGE         ANA  TEST  1             PAGE  1-­‐17   ANA  MEMO  1             PAGE  18-­‐25         REMEDIATION  EXERCISES       PAGE  26-­‐89           ACKNOWLEDGEMENTS         PAGE  91 MARKS             ANNUAL  NATIONAL  ASSESSMENT  2014   GRADE  8  MATHEMATICS   EXEMPLAR  PAPER     MARKS:  120     TIME:  2½  hours   PROVINCE  __________________________________________   REGION  ____________________________________________   DISTRICT  ___________________________________________   SCHOOL  NAME  ______________________________________   EMIS  NUMBER  (9  digits)                         CLASS  (e.g.  8A)  _______________________________________   SURNAME  ___________________________________________   NAME  ______________________________________________     GENDER  (P)                    BOY   GIRLS     DATE  OF  BIRTH     C   C   Y   Y   D   D       This  test  consists  of  15  pages,  excluding  the  cover  pages           1 Instructions to the learner 1. Read all the instructions carefully. 2. Question 1 consists of 10 multiple-choice questions. Circle the letter of the correct answer. 3. Answer questions 2 to 14 in the spaces or frames provided. 4. Show all working. 5. Give a reason for each statement in Question 7. 6. The test counts 120 marks. 7. The duration of the test is 2½ hours 8. The teacher will lead you through the practice exercise before you start the test. 9. You may use an approved scientific calculator (non-programmable and non-graphical). Practice exercise Circle the letter of the correct answer. Which of the numbers is an irrational number? A. 3 B. -3 C. 11 D. 9 You have answered the question correctly if you have circled B.       2 QUESTION 1 1.1 Which number is missing? 1 1 1 1 ; ; ; … ; 2 4 8 32 A. 16 B. 1 64 C. 4 64 D. 2 16 1.2 Which statement is incorrect? A. The only prime factors of 24 are 2 and 3 . B. The difference between - 8 and 3 is 11. C. All integers are natural numbers. D. 3 −27 is a rational number. 1.3 R 120 decreased by 5% is equal to …. A. R 95 B. R 100 C. R 114 D. R 18 1.4 Complete the statement 144−22+3 8 = A. 11 B. 14 C. 12 D. 10       3 1.5 3x2 The expression 2x+2−x+ has … 3x A. 4 terms B. 2 terms C. 3 terms D. 1 term 1.6 3 1 1 Complete of 1 +1  = 4 3 3 A. 3 B. 5 C. 2 D. 12 1.7 The area of a rectangle with length of 15 cm and width of 7 cm is A. 105 cm B. 45 cm2 C. 105 cm3 D. 105 cm2 1.8 Write down the equation defining the relationship between the input(x) on the left and output(y) on the right: x y -­‐2   -­‐5   3                     5   5   9   A. y = 2x+1 B. y = 2x−1 C. y =3x−2 D. y = x−2       4 1.9 Why is ∆𝐴𝐵𝐶 /// ∆𝐷𝐶𝐵? A D 300 300 200 200 B C A. SSS B. AAA C. 900,HS D. SAS 1.10 A visitor to the Kruger National Park recorded the following number of impala over 15 days: 25, 80, 34, 26, 21, 65, 28, 21, 39, 21, 30, 34, 21, 28, 40 The mean of the data is A. 26 B. 45 C. 34,2 D. 34 Total [10]       5 QUESTION 2 2.1 Write 0,000 003 56 in scientific notation. (2) _________________________________________________________ 2.2 Divide R5 600 in the ratio 4 : 5 : 7. (4) ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ ___________________________________________________ 2.3 Simplify. 2.3.1   𝑥! + 2 𝑥! (3) __________________________________ __________________________________ 2.3.2 !"!!!!!  !"!!!! (3) !!!!! __________________________________ __________________________________ _____________________________________________ 2.3.3 (3x)(2x5)−2x3(6x2) (4) 6x4 __________________________________ __________________________________       6 __________________________________ __________________________________ 2.4 Multiply and simplify if possible. 3x2(x+2)+2x(x2 +3x) (3) __________________________________ __________________________________ __________________________________ [19]       7

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GRADE 8 MATHEMATICS. ANA REVISION. GAUTENG PROVINCE. EDUCATION. REPUBLIC OF SOUTH AFRICA. Language is our key to the world.
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