![Name ______________________________ Date __________________
Mrs. Labuski / Mrs. Rooney Period _____ Lesson 9-6 Multiplying Integers
Numbers 3•2 -3 • 2 3 • (-2) -3 • (-2)
3 groups of the opposite of the opposite of
Words 3 groups of -2
2 3 groups of 2 3 groups of 2
Addition 2+2+2 -(2 + 2 + 2) (-2) + (-2) + (-2) -[(-2) + (-2) + (-2)]
Product 6 -6 -6 6
Rules:
If the signs are the same, the product is positive
If the signs are different, the product is negative
1. 7 • 8 __56___________ 2. 5 • (-9) ___-45________3. -4 • 12___-48_______
4. -6 • (-11) __66_______ 5. -3 • 8 __-24_________ 6. -12 • (-18) _216_____
7. 5 • (-7) __-35_______ 8. -4 • 3 _-12________ 9. -8 • (-2) __16_______
10. -9 • (-1) __9_______ 11. 5 • (-6) ___-30______ 12. -10 • (-4) __40______
13. 6 • (-8) ___-48_____ 14. 0 • (-3) __0_____ 15. 7 • (-9) __-63______
Evaluate 4n for each value of n.
16. n =- 2 _________ 17. n = (-4) _________ 18. n = (-7)_________
4n 4n 4n
4 • -2 4 • -4 4 • -7
-8 -16 -28](https://image.slidesharecdn.com/lesson9-6multiplyingintegers-120330130716-phpapp02/85/Lesson-9-6-multiplying-integers-1-320.jpg)
Lesson 9 6 multiplying integers
- 1. Name ______________________________ Date __________________ Mrs. Labuski / Mrs. Rooney Period _____ Lesson 9-6 Multiplying Integers Numbers 3•2 -3 • 2 3 • (-2) -3 • (-2) 3 groups of the opposite of the opposite of Words 3 groups of -2 2 3 groups of 2 3 groups of 2 Addition 2+2+2 -(2 + 2 + 2) (-2) + (-2) + (-2) -[(-2) + (-2) + (-2)] Product 6 -6 -6 6 Rules: If the signs are the same, the product is positive If the signs are different, the product is negative 1. 7 • 8 __56___________ 2. 5 • (-9) ___-45________3. -4 • 12___-48_______ 4. -6 • (-11) __66_______ 5. -3 • 8 __-24_________ 6. -12 • (-18) _216_____ 7. 5 • (-7) __-35_______ 8. -4 • 3 _-12________ 9. -8 • (-2) __16_______ 10. -9 • (-1) __9_______ 11. 5 • (-6) ___-30______ 12. -10 • (-4) __40______ 13. 6 • (-8) ___-48_____ 14. 0 • (-3) __0_____ 15. 7 • (-9) __-63______ Evaluate 4n for each value of n. 16. n =- 2 _________ 17. n = (-4) _________ 18. n = (-7)_________ 4n 4n 4n 4 • -2 4 • -4 4 • -7 -8 -16 -28
- 2. 19. n = (-3) _________ 20. n = 11 _________ 21. n = 0_________ 4n 4n 4n 4 • -3 4 • 11 4•0 -12 44 0 Evaluate -3n for each value of n. 22. n = -5 _________ 23. n = 0 _________ 24. n = 6_________ -3n -3n -3n -3 • -5 -3 • 0 -3 • 6 15 0 -18 25. n = (-8) _________ 26. n = 7 _________ 27. n = (-1)_______ -3n -3n -3n -3 • -8 -3 • 7 -3 • -1 24 -21 3 Name ______________________________ Date __________________ Mrs. Labuski / Mrs. Rooney Period _____ Lesson 9-6 Multiplying Integers Numbers 3•2 -3 • 2 3 • (-2) -3 • (-2) Words Addition Product Rules: If the signs are the __________, the product is ____________
- 3. If the signs are __________, the product is __________ 1. 7 • 8 _____________ 2. 5 • (-9) ___________ 3. -4 • 12____________ 4. -6 • (-11) _________ 5. -3 • 8 ____________ 6. -12 • (-18) _________ 7. 5 • (-7) _________ 8. -4 • 3 _________ 9. -8 • (-2) _________ 10. -9 • (-1) _________ 11. 5 • (-6) _________ 12. -10 • (-4) _________ 13. 6 • (-8) _________ 14. 0 • (-3) _________ 15. 7 • (-9) _________ Evaluate 4n for each value of n. 16. n = 2 _________ 17. n = (-4) _________ 18. n = (-7)_________ 19. n = (-3) _________ 20. n = 11 _________ 21. n = 0_________ Evaluate -3n for each value of n. 22. n = -5 _________ 23. n = 0 _________ 24. n= 6_________ 25. n =(-8) _________ 26. n = 7 _________ 27. n = (-1)_______