1. Number Sense Quiz Review
Riker Hill Elementary School
Mrs. Kelly
5th Grade

2. Define and give an example
Exponent
Standard form
Expanded form

3. 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, , ,

4. 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)

5. Answers to numerals in standard form
500,036,408
7,508,024
600,804,070,029

6. Write the following numerals in WORD FORM
56,903,007
47,082,300,088

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

8. Write the following numerals in EXPANDED FORM
23,401,906
50,043,705,028

9. Answers to numerals in EXPANDED FORM
23,401,906 = 20,000, ,000, , ,
50,043,705,028 = 50,000,000, ,000, ,000, , ,

10. Write the following numerals in EXPANDED NOTATION
60,708,145
905,004,063,012

11. 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)

12. 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?

13. Answers to those questions:
1,000
10,000,000
1,000,000

14. 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.

15. Answers to those questions.
Ten billions
30,000
Ones or Units

16. Rename the numerals in four different ways.
5,800,000
320,000

17. 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

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

19. Answers to the following
4  4  4 = 64
2  2  2  2  2 =32 1
7  7 = 49

20. 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?

21. Answers to the following questions.
932,950,491
It increases by ten times the amount or by the power of ten

22. 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?

23. Answers
27, ,
21, ,
173 and 174