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BRAIN BLITZ / Warm-UP

Name:________________________________________________________________________________Date:_____/_____/__________. BRAIN BLITZ / Warm-UP. Evaluate using the Order of Operations: 3 (2 3 x 5 ÷ 4) - 2. Order of operations Square Puzzle challenge.

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BRAIN BLITZ / Warm-UP

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  1. Name:________________________________________________________________________________Date:_____/_____/__________Name:________________________________________________________________________________Date:_____/_____/__________ BRAIN BLITZ/ Warm-UP Evaluateusing the Order of Operations: 3 (23 x 5 ÷ 4) - 2

  2. Order of operations Square Puzzle challenge Teacher will pass out supplies/ give instructions . . .

  3. Today’s Lesson: What: “evaluating algebraic expressions” Why: To evaluate algebraic expressions using the Order of Operations.

  4. What’s the difference?? Terms– parts of a math sentence separated only by an ______________________________ or subtraction sign. Numeric Expression— math sentence that uses ___________________ only! Algebraic Expression— math sentence that uses BOTH numbers AND ____________________________ . addition numbers math sentence that uses BOTH numbers and variables. variables

  5. Essential vocabulary . . . __________ _________ coefficient 3x + 8 constant __________ variable

  6. Fill-in chart: 3 x and y 2 and -1 x and y 4 5 and 1 x, y, and z -2 x and y 3 5 and 2

  7. Guided Examples . . . 12 -7 9

  8. CONTINUED . . . Evaluate the following when x = -2 and y = 4 -8 18 105

  9. END OF LESSON The next slides are student copies of the notes for this lesson. These notes were handed out in class and filled-in as the lesson progressed. NOTE: The last slide(s) in any lesson slideshow represent the homework assigned for that day.

  10. Math-7 NOTES DATE: ______/_______/_______ NAME: What: “evaluating algebraic expressions” Why: To evaluate algebraic expressions using the Order of Operations. What’s the difference?? Term– part of a math sentence separated only by an ______________________________ or subtraction sign. Numeric Expression— math sentence that uses _________________________ only! Algebraic Expression— math sentence that uses BOTH numbers AND ___________________________. __________ __________ 3x + 8 Essential vocabulary . . . __________ Fill-in chart:

  11. Guided Examples . . .

  12. NAME:______________________________________________________________________________ DATE: _____/_____/__________ Math-7 classwork “Evaluating Algebraic Expressions”

  13. NAME:______________________________________________________________________________ DATE: _____/_____/__________ Math-7 HOmework “Evaluating Algebraic Expressions” x will be -5 for ALL of the following:

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