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Unit 2 Practice Test

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 

 1. 
Solve the equation.
28 = n + 5
a.
n = 23
b.
n = 34
c.
n = 22
d.
n = 33
 

 2. 
Carrie needs to make 3 more place mats to finish the 13 she promised to make. How many place mats has she made already? Let n = the number of place mats Carrie has made. Use the equation unit_2_test_v3_files/i0030000.jpg to solve the problem.
a.
n = 16
b.
n = 10
c.
n = 17
d.
n = 11
 

 3. 
Add. Estimate to check.
914 + 464
a.
1,278
b.
1,368
c.
1,378
d.
13,078
 

 4. 
Pierre had $35 before he went shopping. Evaluate the expression 35 – d for d = 13 to find how much money Pierre had left after he spent $13 while shopping.
a.
$22
b.
$20
c.
$48
d.
$3,513
 

 5. 
To add 239 + 59 using mental math, Lia added 240 + 59 and got 299. What should she do next?
a.
Add 299 + 1.
c.
Subtract 299 + 1.
b.
Subtract 299 – 1.
d.
Add 299 – 1.
 

 6. 
What computation method would be best to find 556 – 237?
a.
Use paper and pencil.
c.
Use a number line.
b.
Use mental math.
d.
Use a calculator.
 

 7. 
Jana found 67 shells on the beach on Monday. On Tuesday, Jana found 103 shells. Use mental math to find how many more shells Jana found on Tuesday than on Monday.
a.
44 shells
c.
36 shells
b.
33 shells
d.
46 shells
 

 8. 
In 1690, a scientist suggested for the first time that light was wave-like. In 1958, scientists invented the first of various forms of lasers. To the nearest hundred years, which is the best estimate of the number years between these two events?
a.
500 years
b.
400 years
c.
300 years
d.
200 years
 

 9. 
Write an expression for the number of shoes.
22 socks, but 15 fewer shoes
a.
15 – 22
b.
22 + 15
c.
22 – 15
d.
15 ´ 22
 

 10. 
Choose the number expression that matches the words.
Keisha had $39 and spent $8. Then she earned $14 more.
a.
($39 + $8) + $14
c.
$39 – ($8 + $14)
b.
($39 + $8) – $14
d.
($39 – $8) + $14
 

 11. 
To subtract 55 – 21 using mental math, Shainia subtracted 55 – 20 and got 35. What should she do next?
a.
Add 35 + 1.
c.
Subtract 35 – 5.
b.
Subtract 35 – 1.
d.
Add 35 + 5.
 

 12. 
The bar graph shows the amount of fat in foods.
FAT IN FOODS
unit_2_test_v3_files/i0130000.jpg
unit_2_test_v3_files/i0130001.jpg
unit_2_test_v3_files/i0130002.jpg
unit_2_test_v3_files/i0130003.jpg
unit_2_test_v3_files/i0130004.jpg
unit_2_test_v3_files/i0130005.jpg

Write a number expression. How many more grams of fat are in a 3 oz. beef steak than in 1 cup of roasted turkey?
a.
15 + 7
b.
15 – 7
c.
15 ´ 7
d.
7 – 15
 

 13. 
Write a number expression for the phrase.
$27 increased by $8
a.
$27 – $8
c.
$27 + $8
b.
$8 – $27
d.
$8 ´ $27
 

 14. 
What is the next shape in the pattern?
unit_2_test_v3_files/i0150000.jpgunit_2_test_v3_files/i0150001.jpgunit_2_test_v3_files/i0150002.jpgunit_2_test_v3_files/i0150003.jpgunit_2_test_v3_files/i0150004.jpg
a.
unit_2_test_v3_files/i0150005.jpg
b.
unit_2_test_v3_files/i0150006.jpg
c.
unit_2_test_v3_files/i0150007.jpg
d.
unit_2_test_v3_files/i0150008.jpg
 

 15. 

COMPARING POPULATIONS
Country
Population for each Square Mile
France
283
India
898
Jamaica
638
Poland
329
United States
79

Use the table above. Estimate how many more people there are in each square mile in Jamaica than in France. Is your estimate an overestimate or an underestimate?
a.
900, underestimate
c.
300, underestimate
b.
400, underestimate
d.
300, overestimate
 

 16. 
ESTIMATE by rounding to the nearest hundred.
701 – 298
a.
700
b.
600
c.
500
d.
400
 

 17. 
According to www.cyberdance.org, in Oklahoma there are 4 ballet companies. The total number of dance companies in Oklahoma is 2 more than that. Evaluate the expression b + 2 for b = 4 to find how many dance companies there are in Oklahoma.
a.
2 dance companies
c.
4 dance companies
b.
6 dance companies
d.
8 dance companies
 

 18. 
Add. Estimate to check.
unit_2_test_v3_files/i0190000.jpg
a.
$137.40
b.
$137.30
c.
$136.30
d.
$127.20
 

 19. 
This table shows Hector's scores for six games.
HECTOR’S SCORES
Game
Score
1
15,986
2
13,539
3
32,562
4
41,376
5
23,765
6
31,450

What was his combined score for Games 6, 1, and 2?
a.
61,000
b.
60,975
c.
61,075
d.
61,975
 

 20. 
Find the value of 50 – 17.
a.
33
b.
53
c.
47
d.
67
 

 21. 
ESTIMATE 914 – 777 by rounding to the nearest hundred. Is your estimate an overestimate or an underestimate?
a.
100, underestimate
c.
100, overestimate
b.
200, underestimate
d.
300, underestimate
 

 22. 
After Jake bought a t-shirt for $2, he had $6 left. How much money did he have to start? Let unit_2_test_v3_files/i0230000.jpg the amount of money he had to start. Use the equation unit_2_test_v3_files/i0230001.jpg to solve the problem.
a.
d = 4
b.
d = 7
c.
d = 8
d.
d = 5
 

 23. 
Tell what computation method would be best to solve the problem. Then solve. Use the Notable Flights table.
NOTABLE FLIGHTS
Year
Flight
1903
Wright Brothers’ first airplane flight
1927
Lindbergh’s solo airplane flight from New York to Paris
1961
First American in space
1969
First landing on the moon

How many years were there between Lindbergh's solo airplane flight from New York to Paris and the Wright Brothers' first airplane flight?
a.
calculator, 34 years
c.
mental math, 24 years
b.
calculator, 24 years
d.
mental math, 34 years
 

 24. 
Find a pattern to help solve the problem.
Gary put flags of countries on the bulletin board. He put 6 countries in the top row, 8 countries in the second row, 6 countries in the third row, 8 countries in the fourth row, and so on. How many countries did he put in the seventh row?
a.
14 countries
b.
8 countries
c.
6 countries
d.
15 countries
 

 25. 
The Lockesboro Elementary School T-shirt was made famous by a rock star. The school sold shirts for a total of $11,720 to people from all over the world. The school made an additional $2,290 on shirts sold to students and their families. What was the total amount of money the school took in on the T-shirts?
a.
$13,010
c.
$14,010
b.
$13,910
d.
$14,910
 

 26. 
Solve the equation.
b – 4 = 5
a.
b = 45
b.
b = 1
c.
b = 15
d.
b = 9
 

 27. 
Choose the number expression that matches the words.
Roger made 81 signs. He put up 30 on Monday and 10 on Tuesday.
a.
(81 + 30) – 10
c.
(81 – 30) – 10
b.
(81 – 30) + 10
d.
81 – (30 – 10)
 

 28. 
Look for a pattern. Complete the number sentence.
30 + 3 = 33
300 + 3 = 303
3,000 + 3 = 3,003
30,000 + 3 = unit_2_test_v3_files/i0290000.jpg
a.
3,030
b.
30,003
c.
30,030
d.
300,003
 

 29. 
Cindi estimated 1,237 + 1,842 using front-end estimation. What did she add?
a.
1,000 + 0
c.
1,000 + 1,000
b.
2,000 + 2,000
d.
1,000 + 2,000
 

 30. 
In 1492, Christopher Columbus came upon a land previously unknown to Europeans. This land became known as the Americas. In 1776, the United States of America was formed when the Declaration of Independence was signed. How many years had passed?
a.
224 years
b.
274 years
c.
284 years
d.
384 years
 

 31. 
Jessica packed 47 oranges and 98 apples for the class picnic. Use mental math to find how many pieces of fruit she packed.
a.
135 pieces of fruit
c.
51 pieces of fruit
b.
108 pieces of fruit
d.
145 pieces of fruit
 

 32. 
Sarah wants to buy a CD Player which costs $125. She had saved $63 and then received $41 for her birthday. ESTIMATE the amount of money Sarah has. Is your estimate an overestimate or an underestimate?
a.
$230, overestimate
c.
$100, underestimate
b.
$110, underestimate
d.
$90, overestimate
 

 33. 
What computation method would be best to find 733,151 – 375,913?
a.
Use paper and pencil.
c.
Use mental math.
b.
Use a calculator.
d.
Use a number line.
 

 34. 
This table shows Hector's scores for six games.
HECTOR’S SCORES
Game
Score
1
15,986
2
13,539
3
32,562
4
41,376
5
23,765
6
31,450

Suppose Hector plays a seventh game and scores 8,730 more points than he did in Game 1. Find his score for Game 7.
a.
24,616
b.
24,710
c.
24,716
d.
24,720
 

 35. 
Which is the best estimate for 7,184 + 1,592?
a.
10,000
c.
8,000
b.
9,000
d.
7,000
 

 36. 
Subtract.
unit_2_test_v3_files/i0370000.jpg
a.
2,171
b.
2,181
c.
2,271
d.
3,171
 

 37. 
A video store rented 203 films on Friday evening and 147 films on Saturday evening. How many more films were rented on Friday than on Saturday?
a.
46 films
b.
144 films
c.
56 films
d.
66 films
 

 38. 
Use the Air Distances table to answer the question.
AIR DISTANCES
From
To
Miles
Hong Kong
Port Said, Suez Canal, Egypt
4¸950
Port Said, Suez Canal, Egypt
Capetown, South Africa
4¸590
Capetown, South Africa
Zanzibar City, Tanzania
2¸350
Zanzibar City, Tanzania
Istanbul, Turkey
3¸310
Istanbul, Turkey
Calcutta, India
3¸650
Calcutta, India
Hong Kong
1¸530

Find the total air distance of a trip from Zanzibar City¸ Tanzania to Istanbul¸ Turkey then to Calcutta¸ India, then to Hong Kong.
a.
8,590 miles
c.
8,390 miles
b.
8,490 miles
d.
7,490 miles
 

 39. 
Find the sum. Estimate to check.
unit_2_test_v3_files/i0400000.jpg
a.
5,066
b.
5,976
c.
6,076
d.
6,086
 

 40. 
Which is the best estimate of the difference?
unit_2_test_v3_files/i0410000.jpg
a.
3,000
c.
5,000
b.
4,000
d.
64,000
 

 41. 
An art supply store had 136 boxes of red markers, 220 boxes of blue markers, and 87 boxes of black markers. How many boxes of red, blue and black markers did the store have?
a.
333 boxes
c.
433 boxes
b.
343 boxes
d.
443 boxes
 

 42. 
Add.
unit_2_test_v3_files/i0430000.jpg
a.
$72.39
b.
$81.39
c.
$71.49
d.
$71.39
 

 43. 
To subtract 237 – 98 using mental math, Heath subtracted 237 – 100 and got 137. What should he do next?
a.
Subtract 137 – 2.
c.
Subtract 137 – 8.
b.
Add 137 + 2.
d.
Add 137 + 8.
 

 44. 
Tito is buying a birthday card for $3.36. He gives the cashier $5.00. How much change should he receive?
a.
$2.64
b.
$1.64
c.
$1.74
d.
$1.54
 

 45. 
The Lockesboro Elementary School T-shirt was made famous by a rock star. The school received orders for 1,172 shirts by mail and e-mail from all over the world. Another 149 shirts were sold in Internet auctions. How many T-shirts were purchased altogether?
a.
1,211 T-shirts
c.
1,321 T-shirts
b.
1,221 T-shirts
d.
2,321 T-shirts
 

 46. 
What phrase describes the expression 15 – 4?
a.
Sum of 15 and 4
c.
15 increased by 4
b.
4 decreased by 15
d.
Difference of 15 and 4
 

 47. 
Martha's number pattern begins with 1, 3, 6, 10, 15. What are the next four numbers in her pattern?
a.
22, 28, 36, 45
c.
22, 27, 36, 45
b.
21, 28, 36, 45
d.
21, 27, 35, 44
 

 48. 
Choose the number expression that matches the words.
A centipede can have 100 legs. A spider has 8 legs and an ant has 6 legs. How many more legs does a 100-leg centipede have than a spider and an ant combined?
a.
100 + (8 + 6)
c.
100 – (8 – 6)
b.
100 – (8 + 6)
d.
100 + (8 – 6)
 

 49. 
Evaluate n – 6 for n = 18.
a.
11
b.
24
c.
186
d.
12
 

 50. 
Tell what computation method would be best to solve the problem. Then solve.
Emerson School raised $7,200 in a calendar sale. They spent $2,000 of that money on computers. How much money do they have left?
a.
mental math, $5,200
c.
calculator, $5,200
b.
calculator, $4,200
d.
mental math, $4,200
 

 51. 
Add mentally.unit_2_test_v3_files/i0520000.jpg96 + 68
a.
106
b.
154
c.
20
d.
164
 

 52. 
Mrs. Jones was born in 1908. This was the year that Henry Ford introduced the Model T car which sold for $850. In what year was Mrs. Jones 83 years old? Use mental math to solve.
a.
1916
b.
1981
c.
1991
d.
1993
 

 53. 
For the winter choral concert, 287 seats were filled in the McDermott auditorium. The auditorium seats 400. Use mental math to find how many seats were empty.
a.
203 seats
c.
213 seats
b.
103 seats
d.
113 seats
 

 54. 
Rolando started with 152 marbles. He bought 48 more. Then he won 27. Which number expression would you use to find the number of marbles he has?
a.
(152 + 48) – 27
c.
(152 – 48) + 27
b.
152 – (48 + 27)
d.
(152 + 48) + 27
 

 55. 
Evaluate 14 – k for k = 8.
a.
6
b.
22
c.
148
d.
4
 



 
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