Day 1 Hw (7th Grade)

5 Questions | Total Attempts: 76

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Day 1 Hw (7th Grade)

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Questions and Answers
  • 1. 
    An estimate is _________________________
    • A. 

      The exact answer.

    • B. 

      When you add two fractions.

    • C. 

      An approximate solution.

    • D. 

      When you know the answer.

  • 2. 
    Crystal went back to school shopping and had the following items in her cart: a tee-shirt that cost $10.99, a box of pencils for $2.75, a notebook for $0.99 and a pair of shoes for $24.49.   She takes a quick estimate and determines that $11 + $3 + $1 + $25 is about $40.  Is this a reasonable estimate?
    • A. 

      Yes. This is a reasonable estimate. She estimated $40 and the actual total is $39.22.

    • B. 

      No. This is not a reasonable estimate. She should have rounded $2.75 to $27.00.

  • 3. 
    Check the TWO words that are used to refer to an estimate. 
    • A. 

      Approximate

    • B. 

      About

    • C. 

      Exact

    • D. 

      Equal

  • 4. 
     Nancy owns 597 books and Sara owns 304 books. About how many books do they have together? 
  • 5. 
    Simplify by combining like terms. 9b + 4a + 2b + 6a
    • A. 

      10a + 11b

    • B. 

      2a + 10b

    • C. 

      10a + 3b

    • D. 

      10a - 11b