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It’s whiteboard time!

It’s whiteboard time!. Whiteboard Expectations. Solve the problem you see. Don’t erase your work for a problem – just circle the answer. When the music goes off, hold the board up (but not before then). Wait until we go over the problem before erasing.

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It’s whiteboard time!

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  1. It’swhiteboard time!

  2. Whiteboard Expectations • Solve the problem you see. • Don’t erase your work for a problem – just circle the answer. • When the music goes off, hold the board up (but not before then). • Wait until we go over the problem before erasing. • Write on your board only your math work. Write NOTHING ELSE! • Be careful with the markers! • Do your own work – keep your eyes on your board.

  3. WELCOME TO … ExpressionswithVariables! It’s Algebra Time!

  4. Write this as a math expression: The sum offive and seven ANSWER 5 + 7

  5. Write this as a math expression: The product ofeight and six ANSWER 8 x 6

  6. Write this as a math expression: The sum of a number and four ANSWER Wait, wait, wait a second! What do you mean, “a number”?

  7. Since we don’t know what we should put for “a number”… We’ll just put a letter instead. How about “n”? We call this a “variable”. So, the sum of“a number” and four is… ANSWER n + 4

  8. Write this as a math expression: The sum of a number and nine ANSWER n + 9

  9. Write this as a math expression: The product of five and a number ANSWER 5xn 5n or

  10. Perry had 18 candy bars, but ate some of them. ANSWER 18 - n

  11. WELCOME TO … Mr. Leiboh’sIntegersReview!

  12. -3 -8 -3 + (-8) Number Chips! ANSWER -11

  13. +4 -5 4 + (-5) Number Chips! ANSWER -1

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