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OCTOBER 18, 2010 SPONGE

OCTOBER 18, 2010 SPONGE. Solve the following expression: - 13(4X+2) 17x+15 -52x-26 9x+11 -78x. Standard. M7A2a, b Write and solve one step equation using models. Write and solve multi-step equations. Continue with the focus on math properties. Opening. Adding One Step Equations

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OCTOBER 18, 2010 SPONGE

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  1. OCTOBER 18, 2010SPONGE Solve the following expression: -13(4X+2) 17x+15 -52x-26 9x+11 -78x

  2. Standard • M7A2a, b • Write and solve one step equation using models. Write and solve multi-step equations. • Continue with the focus on math properties

  3. Opening • Adding One Step Equations • Essential Question • What is the difference between an Expression and an Equation?

  4. Opening • X+7=76 • -7 -7 • ____________ • X=69 • 9+x=30 • X+9=30 (turn around using the Commutitive Property) • -9-9 • _________ • X=21

  5. X+(-5)=15 • +5 +5 • __________ • X=20 • 30=x+4 • X+4=30 (turn around using the commutitive property) • -4 -4 • __________ • X=26

  6. Work Period • CMP Assignment

  7. Closing • Presentation of problems 1 and 2 • Answer to the Essential Question • An Expression does not require a solution to • ( X) and an Equation does.

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