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Lesson 1-2: Order of operations

Lesson 1-2: Order of operations. Algebra 1 CP Mrs. Mongold. Order of Operations. Please Excuse My Dear Aunt Sally PEMDAS Parentheses Exponents Multiplication Division Addition Subtraction. In order from left to right. In order from left to right. Examples page 13. 1. (8 - 4) ∙ 2.

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Lesson 1-2: Order of operations

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  1. Lesson 1-2: Order of operations Algebra 1 CP Mrs. Mongold

  2. Order of Operations • Please Excuse My Dear Aunt Sally • PEMDAS • Parentheses • Exponents • Multiplication • Division • Addition • Subtraction In order from left to right In order from left to right

  3. Examples page 13 • 1. (8 - 4) ∙ 2

  4. Examples • 2. (12 + 4) ∙ 6

  5. Examples • 3. 10 + 2 ∙ 3

  6. Examples • 4. 10 + 8 ∙ 1

  7. Examples • 5. 15 – 12 4

  8. Examples • 6.

  9. Examples • 7. 12(20 - 17) – 3 ∙ 6

  10. Example • 8. 24 3 ∙ 2 - 32

  11. Example • 9. 82

  12. Example • 10. 322 ∙ 7 – 20

  13. Example • 11.

  14. Example • 12.

  15. Example • 13. 250

  16. Example • 14.

  17. Example • 15.

  18. Examples • 16.

  19. Examples • 17.

  20. Examples • 18.

  21. Homework • Page 15/ 1-16

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