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Writing and Evaluating Expressions: Classwork 5.OA.1 5.OA.2

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Directions 1)Click “slide show button” to begin work. 2)Record your work and answers on the recording sheet provided. 3)Click the blue box to check your answer. Mark it “Correct” or “Incorrect”. 4)Use the buttons at the bottom of the screen to move to the next question!

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Problem 1: Write a numerical expression to represent: Double 5 then add 26 (2 x 5) + 26

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Problem 2: Write a numerical expression to represent 3 times the difference between 29 and 18 3x(29-18) or 3(29-18)

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Problem 3

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Problem 4 Write a numerical expression to represent Twice as much as the sum of 2.5 and 4 2(2.5+4) or 2 x (2.5 x 4)

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Problem 5

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Problem 6 Write a numerical expression to represent 5 less than the product of 7 and 8 (7 x 8) -5

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Problem 7

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Problem 8 Write a numerical expression to represent 26 less the quotient of 22 and – (22 ÷ 11)

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Problem 9 Write a numerical expression to represent 15 minus the sum of 6 plus 7 15 – (6 + 7)

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Problem 10 15(n) the quotient of 15 and n Harper wrote the expression 15(n) to represent “ the quotient of 15 and n”. Do you agree or disagree with Harper? Justify your thinking.

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Summarizer: Match the following. On your recording sheet, write the number with the corresponding letter next to it. Then turn your paper into Miss Caponigro. 1)Subtract 7 from 9, then multiply by 8A. 9 x (8 - 7) 2) Multiply 8 times 9, then add 7 3) Subtract 7 from 8, then multiply by 9C x 9 4) The product of 8 and 9, minus 7D. 8 x ) 8 times the quotient of 9 and 7E. 8 x (9-7)

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