Math 8 PRACTICE TEST - Integers

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Name: Date: Math 8 PRACTICE TEST Integers Multiple Choice Identify the choice that best completes the statement or answers the question. 1. Which expression has the same product as 2(3)? a. 2( 3) c. 2( 3) b. 2(3) d. 2(4) 2. Determine the product of 3 4. a. 16 c. 6 b. 12 d. 12 3. Determine the product of ( 4) ( 5). a. 30 c. 9 b. 20 d. 20 4. Which two integers have a product of 24? a. 6 4 c. 3 ( 8) b. 6 ( 4) d. 12 ( 2) 5. Predict the product that will have a positive sign. a. 2 ( 5) ( 6) c. 9 ( 5) 7 b. 8 ( 6) 1 d. 6 7 3 6. Predict the product that will have a negative sign. a. 4 ( 3) ( 12) c. 10 ( 2) 4 b. 6 ( 6) 8 d. 5 2 2 7. This pattern is based on multiplying integers: 2, 4, 8, 16. What is the rule? a. multiply by 2 c. multiply by 2 b. multiply by 4 d. multiply by 4 8. Which multiplication sentence does the solid arrow represent? a. 2( 6) = 12 c. 1 6 = 6 b. 2 6 = 12 d. 2 6 = 12 9. Which multiplication does the number line model? a. 5( 3) = 15 c. 5( 3) = 15 b. 5 5 = 25 d. 5( 4) = 20 1

Name: 10. Choose the correct integer multiplication sentence to show that George rode a bus west for 5 h at 80 km/h. a. 5( 80) = 400 c. 5 80 = 400 b. 5( 80) = 400 d. 5 2 = 10 11. Choose the correct integer multiplication sentence to show that the temperature fell 3 C a day for 8 days. a. 8 3 = 24 c. 8( 3) = 24 b. 4( 3) = 12 d. 3( 8) = 24 12. Multiply 6( 30). a. 180 c. 18 b. 90 d. 180 13. Multiply 3 2 ( 7). a. 42 c. 35 b. 35 d. 42 14. Calculate 0 6. a. 0 c. 3 b. 1 d. 8 15. Calculate 36 6. a. 30 c. 1 b. 6 d. 6 16. Which division equation is represented by this model? a. 9 ( 3) = 3 c. 9 3 = 3 b. 9 ( 3) = 3 d. 9 3 = 3 17. Which division equation is represented by this model? a. 12 ( 3) = 4 c. 12 3 = 4 b. 12 3 = 4 d. 12 ( 3) = 4 18. Determine the missing integer in this equation: 25 = 75. a. 4 c. 3 b. 3 d. 4 19. Calculate ( 3)(4) 2. a. 10 c. 6 b. 6 d. 10 2

Name: 20. Calculate by applying the order of operations with integers. 6 ( 4) ( 35) ( 7) a. 19 c. 18 b. 18 d. 19 21. Calculate 10+( 24) 8 ( 3)(14) ( 2). a. 3 c. 2 b. 2 d. 3 22. Choose the operation sign that makes this equation true: [ 52 ( 32)] ( 3) = 60. a. + c. b. d. 23. A board game has squares numbered from 30 to 30. Choose the instructions for two cards to go from 8 to 8 on the game board. a. Add 8; Add 7 c. Multiply by 2; Divide by 4 b. Divide by 2; Add 12 d. Add 4; Multiply by 2 24. Jill and her dad walked 2 km west. Then they walked twice as far going east. They continued east for another 3 km, stopping 4 km east of Ling s home. When Jill and her dad started walking, how far were they from Ling s home? a. 1 km east c. 2 km west b. 1 km west d. 2 km east Short Answer Record your response to the questions in the space provided. Remember to SHOW YOUR WORK for full marks. 25. Calculate 4 ( 5). 26. Calculate 3 ( 7). 27. Write the integer multiplication represented by this counter model. 28. Write the integer multiplication represented by this counter model. 3

Name: 29. Predict the sign of this product: 2 ( 3) 7. 30. Write a multiplication for the number line diagram and then calculate the result. 31. Write a multiplication for the solid arrow and then calculate the result. 32. Determine the quotient. Multiply to check. 48 8 33. Determine the missing integer in 7 = 77. 34. In this expression, which calculation should you do first? 4 + ( 1) ( 7 + 9) 35. Calculate [4+( 24)] ( 2) ( 4+9)(7 8). 4

Math 8 PRACTICE TEST Integers Answer Section MULTIPLE CHOICE 1. ANS: A PTS: 1 DIF: Grade 8 REF: Lesson 6.1 OBJ: N7 2. ANS: B PTS: 1 DIF: Grade 8 REF: Lesson 6.1 OBJ: N7 3. ANS: D PTS: 1 DIF: Grade 8 REF: Lesson 6.1 OBJ: N7 4. ANS: C PTS: 1 DIF: Grade 8 REF: Lesson 6.1 OBJ: N7 5. ANS: B PTS: 1 DIF: Grade 8 REF: Lesson 6.1 OBJ: N7 6. ANS: A PTS: 1 DIF: Grade 8 REF: Lesson 6.1 OBJ: N7 7. ANS: C PTS: 1 DIF: Grade 8 REF: Lesson 6.1 OBJ: N7 8. ANS: B PTS: 1 DIF: Grade 8 REF: Lesson 6.2 9. ANS: C PTS: 1 DIF: Grade 8 REF: Lesson 6.2 10. ANS: A PTS: 1 DIF: Grade 8 REF: Lesson 6.2 11. ANS: C PTS: 1 DIF: Grade 8 REF: Lesson 6.2 12. ANS: A PTS: 1 DIF: Grade 8 REF: Lesson 6.2 13. ANS: D PTS: 1 DIF: Grade 8 REF: Lesson 6.2 14. ANS: A PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 15. ANS: D PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 16. ANS: D PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 17. ANS: C PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 18. ANS: B PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 1

19. ANS: C PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 20. ANS: D PTS: 1 DIF: Grade 8 REF: Lesson 6.5 OBJ: N7 TOP: Order of Operations 21. ANS: B PTS: 1 DIF: Grade 8 REF: Lesson 6.5 OBJ: N7 TOP: Order of Operations 22. ANS: C PTS: 1 DIF: Grade 8 REF: Lesson 6.5 OBJ: N7 TOP: Order of Operations 23. ANS: D PTS: 1 DIF: Grade 8 REF: Lesson 6.6 OBJ: N7 TOP: Communicate about Problem Solutions 24. ANS: B PTS: 1 DIF: Grade 8 REF: Lesson 6.6 OBJ: N7 TOP: Communicate about Problem Solutions SHORT ANSWER 25. ANS: 20 26. ANS: 21 27. ANS: 3 2 = 6 28. ANS: 2 ( 2) = 4 29. ANS: negative 30. ANS: 4 5 = 20 PTS: 1 DIF: Grade 8 REF: Lesson 6.2 OBJ: N7 TOP: Using Number Lines to Model Integer Multiplication 2

31. ANS: 3 5 = 15 PTS: 1 DIF: Grade 8 REF: Lesson 6.2 OBJ: N7 TOP: Using Number Lines to Model Integer Multiplication 32. ANS: 6; 6 8 = 48 PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 33. ANS: 11 PTS: 1 DIF: Grade 8 REF: Lesson 6.4 OBJ: N7 TOP: Integer Division 34. ANS: ( 7 + 9) PTS: 1 DIF: Grade 8 REF: Lesson 6.5 OBJ: N7 TOP: Order of Operations 35. ANS: 2 PTS: 1 DIF: Grade 8 REF: Lesson 6.5 OBJ: N7 TOP: Order of Operations 3

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