1. Unit 3 Preview
2012

2. Find the missing factor
$4.50 X _____= $27
A. 2
B. 4
C. 6
D. 8
$ 5.50 X _____=$44
A. 2
B. 4
C. 6
D. 8

3. Jill had $ She wants to divide this amount evenly between herself and two of her friends. How much should each person get?

4. Cole bought 2.3 pounds of hamburger meat. He paid $12.65 for the meat. What was the price per pound for the hamburger meat?

5. You need 17 gallons of gas to fill up your car. If gas cost $3
You need 17 gallons of gas to fill up your car. If gas cost $3.62 per gallon, how much will it cost to fill up your gas tank?

6. Matthew and his friends went to the movies
Matthew and his friends went to the movies. They bought 3 tickets for $6.50 each, 3 drinks for $2.75 each, and 3 boxes of candy for $1.25 each. Matthew has a $40 gift card. How much money will be left on on the gift card?

7. It took Joshua 2. 8 hours to run 8
It took Joshua 2.8 hours to run 8.4 miles last weekend at the Rock n Roll Marathon. What was his average speed?

8. How many nickels
are in $18.00?

9. Hayden spent $18. 00 for school lunches. If each lunch cost $1
Hayden spent $18.00 for school lunches. If each lunch cost $1.50, how many lunches did he buy?
Finish the pattern:
6.75 ÷ 1 = 6.75
6.75 ÷ 0.1 = 67.5
6.75 ÷ 0.01 =_____

10. Finish the pattern:
6.75 ÷ 1 = 6.75
6.75 ÷ 0.1 = 67.5
6.75 ÷ 0.01 =_____

11. What is X 0.1?
Find the product.
85.23 X 10³

12. Find the quotient.
4.9 ÷ 10² =
What number goes in the blank?
8 * 10⁰ = 8
8 * 10¹ =80
8 * 10² = 800
8 * 10³= _____

13. Which number goes in the blank?
52.3 ÷ 10⁰= 52.3
52.3 ÷ 10¹= 5.23
52.3 ÷ 10²=_____
52.3 ÷ 10³=0.0523
What is the answer to x 100?

14. Given the following problem, which answer shows the correct decimal placement?
3.99 ÷ 0.03= ________
1.33
13.3
133.0
1,330.0

15. Which one of the statements is true?
A. The divisor is ALWAYS more than the dividend.
B. The dividend MAY OR MAY NOT BE greater than the divisor.
C. The dividend is ALWAYS greater than the divisor.
D. The quotient is ALWAYS less than the dividend.

16. Which multiplication sentence checks the division problem of 20
Which multiplication sentence checks the division problem of ÷ n = 40.5
A x = 20.25
B x 0.05 = 20.25
C x 0.5 = 20.25
D x 5 = 20.25

17. John spent $475 for lunch in the first hundred days of school
John spent $475 for lunch in the first hundred days of school. Write an equation using powers of 10 to show how much he spent each day.
Solve the equation.

18. Mike was given the following problem: 3.5 * 1.4 = 4.9
He is confused with this answer because his friend told him the total number of decimal places in the factors should be equal to the number of decimal places in the product. She sees that the factors have two decimal places but the product has only one. How can the answer be true?

19. Graham and his three friends went to the Atlanta Braves game
Graham and his three friends went to the Atlanta Braves game. The cab ride from the hotel to the stadium costs $1.25 per person. In addition, the cab ride will cost $1.50 per mile. The total distance from the hotel to the stadium is two miles. How much would each person pay if they split the cost evenly?

20. The Brown family drove 137. 28 miles from their home to Ashville, N. C
The Brown family drove miles from their home to Ashville, N.C. They used 8.8 gallons of gas. The Jacobs family drove miles from their home to Ashville, N.C. and used 9.2 gallons of gas.
How many miles per gallon of gas did the Brown family get?
How many miles per gallon of gas did the Jacobs family get?
Which family got the best gas mileage? Explain

21. A farmer planted 0. 8 of his garden with flowers. Of those flowers, 0
A farmer planted 0.8 of his garden with flowers. Of those flowers, 0.7 were daisies. Shade the model to show what part of his garden were daises.

22. Which model shows 3.1 x 2.3? A B D C