Number Sense
1. Select all of the following equations the number 60 will make true.
A. 420 / ___ = 70
B. 1,800 / ___ = 300
C. 5,400 / ___ = 90
D. 2,400 / ___ = 40
E. 500 / ___ = 10
C and D
10. Select all the expressions that have the value of 9.
270 / 3
250 / 25
270 / 30
207 / 23
189 / 21
Third, Fourth, and Fifth box
6. Select the quotient for each expression.
420 / 6 = ___
420 / 60 = ___
4,200 / 6 = ___
4,200 / 70 = ___
420 / 6 = 70
420 / 60 = 7
4,200 / 6 = 700
4,200 / 70 = 60
3 B. The carnival committee has purchased 985 small prizes. The prizes are to be divided equally among the 20 game booths.
How many prizes will each booth have?
49 prizes
9. Mrs. Reiss has 264 crayons for her are class of 22 students. How many crayons will each student get if the crayons are divided equally? Use the model.
12 crayons
14. The area of a rectangular banquet hall is 7,400 square feet. The length of one side of the hall is 82 feet. Explain how you can use compatible numbers to estimate the width of the hall.
I can use 7,200 instead of 7,400 and 80 instead of 82. Then I can find 7,200 / 80 = 90. So a reasonable estimate is 90 feet.
2. Which of the following is the best estimate of 487 / 67?
A. 80
B. 70
C. 10
D. 7
D
17. Select all of the following equations the number 40 will make true.
280 / ___ = 7
800 / ___ = 20
4,000 / ___ = 10
3,200 / ___ = 80
800 / ___ = 200
First, Second, and Fourth Boxes
11. Kari wants to find 3,277 / 29.
A. Without doing the division, which number will the quotient be closest to?
B. What is the exact quotient?
A. C
B. 113
7. Use the table.
A. Using Plan B, how many weeks will it take Althea to reach her savings goal? Write the missing number in the table.
B. Show how you found your answer to A.
A. 13
B. 30 x 12 = 360 ; 30 x 13 = 390 ; 390 > 384
4. A rectangular living room has an area of 425 square feet. The width of the room is 17.
Write a number in the box to show the missing dimension.
What is the length of the room?
25 feet
Find the quotient 432 / 48.
9
3 A. The carnival committee has purchased 985 small prizes. The prizes are to be divided equally among the 20 game booths.
In what place will the first digit of the quotient be?
The tens place
18. Select the quotients for each expression.
2,700 / 30 = ___
270 / 30 = ___
2,400 / 30 = ___
240 / 30 = ___
2,700 / 30 = 90
270 / 30 = 9
2,400 / 30 = 80
240 / 30 = 8
19. Charles burns 4,350 calories hiking 15 miles of the Appalachian Trail. How many calories does he burn each mile?
A. Identify which expression represents the problem.
B. How many calories does he burn each mile?
A. A
B. 290 calories
8. Five Star Farm purchased 2,400 apple trees. If 80 trees can be planted on each acre of land, how many acres will be needed to plant all the trees?
A. Identify which expression represents the problem.
B. How many acres will be needed to plant all the trees?
A. D
B. 30 acres
5.
A. Divide. 2,700 / 30 = ___
B. Select all the expressions that are equal to 2,700 / 30.
A. 90
B. First, Second, and Third Boxes
3 C. The carnival committee has purchased 985 small prizes. The prizes are to be divided equally among the 20 game booths.
How many prizes will be left
5 prizes
12. The cost to rent a lodge for a family reunion is $975. If 65 people attend and pay the same price, how much does each person pay?
A. Which of the following expressions represents the problem?
B. How much odes each person pay?
A. B
B. B
16. Jessie made 312 mini energy bars. She puts 24 bars in each bag. She plans to sell each bag for $6.
A. Write two equations with variables that Jessie can use to find the amount of money she will earn if she sells all of the bags.
B. How much will she earn if she sells all of the bags?
A. 312 / 24 = n ; n x 6 = t
B. t = $78
13. Shady Rivers summer camp has 188 campers this week. If there are 22 campers to each cabin, what is the least number of cabins needed?
C. 9 cabins
The table shows the number of students going on field trips. For each trip, one adult is needed for very 15 students.
How many adults are needed to go on the seventh grade trip?
15 adults
15. The cost of renting a bus is $1,344. Tony wants to find how much each person will pay if 32 people ride the bus and share the cost equally. Fill in the partial quotients that are missing from Tony's work.
42