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**Number Sense Quiz Review**

Riker Hill Elementary School Mrs. Kelly 5th Grade

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**Define and give an example**

Exponent Standard form Expanded form

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Answers Exponent – tells us how many times the base number is used as a factor. Example: 23 = 2 2 2 = 8 Standard Form – a number written with one digit for each place value. Example: five thousand two hundred ten in standard form is 5,210 Expanded Form – a way to write numbers that shows the value of each digit. Example: 236,536 = 200, , ,

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**Write the following in STANDARD FORM**

Five hundred million thirty-six thousand four hundred eight 7,000, , , (6 100,000,000,000) + ( 8 100,000,000) + (4 1,000,000) + (7 10,000) + (2 10) + (9 1)

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**Answers to numerals in standard form**

500,036,408 7,508,024 600,804,070,029

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**Write the following numerals in WORD FORM**

56,903,007 47,082,300,088

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Answers to WORD FORM Fifty-six million nine hundred three thousand seven Forty-seven billion eighty-two million three hundred thousand eighty-eight

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**Write the following numerals in EXPANDED FORM**

23,401,906 50,043,705,028

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**Answers to numerals in EXPANDED FORM**

23,401,906 = 20,000, ,000, , , 50,043,705,028 = 50,000,000, ,000, ,000, , ,

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**Write the following numerals in EXPANDED NOTATION**

60,708,145 905,004,063,012

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**Answers to the numerals in EXPANDED NOTATION**

60,708,145 = (6 10,000,000) + (7 100,000) + (8 1,000) + (1 100) + ( 4 10) + (5 1) 905,004,063,012 = (9 100,000,000,000) + (5 1,000,000,000) + (4 1,000,000) + (6 10,000) + (3 1,000) + (1 10) + (2 1)

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**Answer the following questions.**

How many 100’s are in 100,000? How many 1,000’s are in 10,000,000,000? How many 1,000,000’s are in 1,000,000,000,000?

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**Answers to those questions:**

1,000 10,000,000 1,000,000

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**Answer the following questions.**

What is the PLACE VALUE of the 9 in 90,060,653,704? What is the VALUE of the 3 in 478,632,071? What is the PERIOD of the 6 in 788,025,619.

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**Answers to those questions.**

Ten billions 30,000 Ones or Units

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**Rename the numerals in four different ways.**

5,800,000 320,000

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**Answers to four ways to rename the numerals**

(+) 5,000, ,000 (-) 6,000,000 – 200,000 () 2,900,000 2 (÷) 11,600,000 ÷ 2 (+) 300, ,000 (-) 400,000 – 80,000 () 160,000 2 (÷) 640,000 ÷ 2

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Compute the following. 4 3 2 5 9 0 7 2

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**Answers to the following**

4 4 4 = 64 2 2 2 2 2 =32 1 7 7 = 49

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**Answer the following questions.**

If the digit in the ten thousands place in the number 932,870,491 is increased by 8, what would the new number be? As you move to the left on the place value chart, what happens to the value of each place value?

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**Answers to the following questions.**

932,950,491 It increases by ten times the amount or by the power of ten

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Solve The sum of three consecutive odd numbers is 87. What are the three numbers? The sum of three consecutive numbers is 66. What are the three numbers? If you opened a book and added the page numbers on the facing pages the sum would be What were the pages?

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Answers 27, , 21, , 173 and 174

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