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sembreak task

Total questions: 85

Worksheet time: 2hrs 25mins

Name
Class
Date
1.
evaluate bc + 5a  
when  a = 3, b = 4, and c = -6
a)
9
b)
38
c)
-38
d)
-9
2.
evaluate a + 6 when a = 2
a)
2
b)
6
c)
8
d)
12
3.
evaluate bc + 5a  
when  a = 3, b = 4, and c = -6
a)
9
b)
38
c)
-38
d)
-9
4.
Evaluate 
5 + 8 * 9 - 2
a)
115
b)
115
c)
75
d)
15
5.
What does 32 mean?
a)
3 x 2
b)
3 x 3
c)
2 x 2 x 2
6.
12-(-3)
a)
-15
b)
-9
c)
9
d)
15
7.
6+(-3)
a)
-9
b)
9
c)
-3
d)
3
8.
-3  - 8
a)
-11
b)
11
c)
5
d)
-5
9.
7-(+5)=
a)
2
b)
-2
c)
12
d)
-12
10.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
11.
How would you write 0.0005 in scientific notation?
a)
50 x 105
b)
5 x 104
c)
5 x 103
d)
.5 x 103
12.
How do you write
1001
in scientific notation?
a)
1.0001 x 104
b)
1.01 x 105
c)
1.001 x 103
d)
10.1 x 103
13.
Express the following in scientific notation:
.000457
a)
457 x 106
b)
457 x 10-6
c)
4.57 x104
d)
4.57 x 10-4
14.
Evaluate each expression.
| 9 |
a)
0.9
b)
9
c)
-9
d)
90
15.
| –3 |
a)
3
b)
-3
c)
0.30
d)
30
16.

36 / -9

a)

4

b)

-4

c)

6

d)

-6

17.

(-9) + 3

a)

-12

b)

6

c)

12

d)

-6

18.

(-9) (2)

a)

11

b)

18

c)

-18

d)

-11

19.

3 - (-9)

a)

-6

b)

12

c)

6

d)

-12

20.

3 - 8

a)

-11

b)

11

c)

5

d)

-5

21.

(-36) / (-4)

a)

9

b)

-9

c)

-40

d)

-32

22.

(-5)2

a)

-25

b)

-10

c)

25

d)

10

23.

(-2) + 6

a)

-4

b)

-8

c)

8

d)

4

24.

A number that has a whole number part and a fraction part

a)

improper fraction

b)

unit fraction

c)

benchmark fraction

d)

mixed number

25.

a fraction larger than one whole where the numerator is larger than the denominator

a)

mixed number

b)

improper fraction

c)

unit fraction

d)

benchmark fraction

26.
83
8 is the ________.
a)
Exponent
b)
Base
c)
Multple
d)
GCF
27.

A number that cannot be expressed as a ratio of two integers or as a repeating or terminating decimal. (a number like Pi 3.14159....

a)

Irrational Numbers

b)

Rational Numbers

c)

Real Numbers

d)

Integers

28.

A method of writing very large or very small numbers by using powers of 10.

a)

Scientific Notation

b)

Rational Number

c)

Composite Number

d)

Exponent

29.

the set of numbers less than zero ( found to the left of zero on the number line)

a)

integers

b)

negative numbers

c)

rational numbers

d)

opposites

30.

the set of whole nmbers and their opposites (....-3,-2,-1,0,1,2,3.....)

a)

coordinates

b)

integers

c)

opposite number

d)

ordered pair

31.

the set of numbers greater than zero

a)

integers

b)

negative numbers

c)

positive number

d)

origin

32.
-7+-2
a)
-9
b)
-5
c)
5
d)
9
33.
-9+3
a)
12
b)
-12
c)
-6
d)
6
34.
4-(-8)
a)
12
b)
-4
c)
4
d)
-12
35.
Put in order from least to greatest.
-5, 0, -3, 5, -2, 4, 1
a)
-2, -3, -5, 0, 1, 4, 5
b)
-5, -3, -2, 0, 1, 4, 5
c)
5, 4, 1, 0, -2, -3, -5
d)
0, 1, -2, -3, 4, -5, 5
36.
-1 + (-4)
a)
-3
b)
3
c)
5
d)
-5
37.
-1 + 4
a)
3
b)
-3
c)
5
d)
-5
38.
1 +( -4)
a)
3
b)
-3
c)
5
d)
-5
39.
1 - 4
a)
3
b)
-3
c)
5
d)
-5
40.
Which of the following addition problems is the same as -3 - 5?
a)
3 + 5
b)
-3 + 5
c)
-3 + -5
d)
3 + -5
41.
Which of the following addition problems is the same as 6 - 9?
a)
9 - 6
b)
6 + 9
c)
6 + -9
d)
-6 + -9
42.
-2 + 10
a)
8
b)
-8
c)
12
d)
-12
43.
-9 + (-6)
a)
3
b)
-3
c)
15
d)
-15
44.
3 + -7
a)
10
b)
4
c)
-10
d)
-4
45.
-9 + (-5)
a)
-14
b)
14
c)
-4
46.
10 + (-4) = ?
a)
-6
b)
6
c)
14
d)
-14
47.
-7 - 2
a)
-9
b)
9
c)
5
d)
-5
48.
-8 - (-4) =
a)
12
b)
-12
c)
4
d)
-4
49.
-7 - (-7)
a)
14
b)
0
c)
-14
d)
1
50.
What is 16- (-9) ?
a)
-7
b)
11
c)
15
d)
25
51.
-7(10)=
a)
70
b)
700
c)
-70
d)
-700
52.
-20/5=
a)
-4
b)
4
c)
-100
d)
100
53.
-30/-10=
a)
-30
b)
-3
c)
3
d)
30
54.
-3(-4)
a)
-12
b)
7 
c)
-7
d)
12
55.
-8(0)=
a)
-8
b)
8
c)
0
d)
-80
56.
64 ÷ (-8)
a)
8
b)
-8
c)
-9
d)
-7
57.
Solve:
-4 + 15 = 
a)
11
b)
-19
c)
-11
d)
9
58.
Solve:
14 - (-10) =
a)
-4
b)
24
c)
4
d)
-24
59.
Solve:
-4 + 15 = 
a)
11
b)
-19
c)
-11
d)
9
60.
Solve:
14 - (-10) =
a)
-4
b)
24
c)
4
d)
-24
61.
- 2 + - 9
a)
-11
b)
11
c)
-7
d)
7
62.
- 9 + 7
a)
-2
b)
2
c)
16
d)
-16
63.
7 - 26
a)
-19
b)
19
c)
33
d)
-33
64.
-17 - 4
a)
-13
b)
13
c)
-21
d)
21
65.
5 + -18
a)
13
b)
-13
c)
-23
d)
23
66.
- 4 - (-9)
a)
-13
b)
13
c)
-5
d)
5
67.

(4) (-2) =

a)

-6

b)

8

c)

-8

d)

6

68.

(-3) (-7) =

a)

21

b)

-(21)

c)

-21

d)

none

69.

x = -2 and y = 3 , what is (-2) (x) (y) =

a)

12

b)

-12

c)

none

70.
64 ÷ (-8)
a)
8
b)
-8
c)
-9
d)
-7
71.
-5 x -8
a)
-40
b)
-13
c)
-45
d)
40
72.
-9 × 3
a)
3
b)
-3
c)
27
d)
-27
73.
-9 x -8
a)
-72
b)
72
74.
a)
-4
b)
-6
c)
4
d)
6
75.
a)
5
b)
-5
c)
3
d)
-3
76.
Evaluate the expression
 3 ⋅ (-8) ⋅ (-2)
a)
48
b)
-48
77.
Evaluate the expression
-8 - 14 ÷ 2 + 5 
a)
-10
b)
10
c)
-3.14
d)
3.14
78.
Evaluate the expression
-8 - 14 ÷ 2 + 5 
a)
-10
b)
10
c)
-3.14
d)
3.14
79.
Evaluate the expression
(-4)2 
a)
-8
b)
-16
c)
16
d)
8
80.
Evaluate the expression
24 ÷ (-4) + (-2)
a)
-8
b)
8
c)
-10
d)
10
81.
Evaluate the expression
(-9)2
a)
81
b)
-81
c)
18
d)
-18
82.
Evaluate the expression
(-5)(-8)(-20)
a)
800
b)
-800
c)
600
d)
-600
83.
Evaluate the expression
-42
a)
8
b)
16
c)
-16
d)
-8
84.
What is the value of
7 ⋅ (-3)2
a)
63
b)
-63
c)
-10
d)
10
85.
What is the value of 
4 ⋅ 3 + 12 ÷ (-2)
a)
-6
b)
6
c)
-12
d)
12

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