Exam 9: Extending Number Concepts and Number Systems

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Which expression is an accurate representation of 8,512?

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Explain the essential role that number sense and number awareness plays in elementary mathematics.

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Weather records in a city show the coldest recorded temperature was −20°F, and the hottest was 120°F. Which of the following number lines represents the range of recorded actual temperatures in this city?

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The correct answer to rounding to the nearest ten thousand for the number 3,489,278 is

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The Ben Franklin Bridge was 75 years old in 2001. In what year was the bridge 50 years old?

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The most efficient way to write the number 444 in primes is:

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Explain the role of rounding and estimation in helping to develop number sense.

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Place value is important for children to learn because of all of the following except:

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Kamii (1986)interviewed third and fourth graders and asked them to count out 16 blocks, write down the number symbolically, then asked them to show her where the 6 appeared and the 1 appeared using the blocks. She found that:

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Why should a child understand the base-10 numeration system?

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Grade-Level Tests Given by States Based on the key below, which pattern equals 352? Grade-Level Tests Given by States Based on the key below, which pattern equals 352?

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What is the total if you add 14, as shown below? What is the total if you add 14, as shown below?

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Patterns should be studied in elementary and middle school for all of the following reasons except :

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What is one of the main reasons students have trouble understanding place value?

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The prime factorization of 12 is:

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Number sense is described as:

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Rounding is a number skill that:

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If the water in a jar evaporates 1 centimeter per day at a room temperature of 75 degrees and 3 centimeters per day at 85 degrees, how much do you estimate will evaporate at a temperature of 95 degrees?

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TIMSS: Which of these is the largest number?

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The goal of teaching children to estimate is so that they:

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