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WorksheetsExponents and SN Operations
Total questions: 40
Worksheet time: 1hrs 18mins
Name
Class
Date
1.
Multiply:
(3.4 x 105)(1.2 x 10-3)
(3.4 x 105)(1.2 x 10-3)
a)
4.08 x 10-8
b)
4.8 x 102
c)
4.08 x 102
d)
4.08 x 10-15
2.
Divide:
(6.9 x 107) / (2.3 x 10-3)
(6.9 x 107) / (2.3 x 10-3)
a)
3 x 1010
b)
3 x 104
c)
3 x 10-4
d)
3 x 10-11
3.
Multiply:
(9.4 x 106)(3.2 x 105)
(9.4 x 106)(3.2 x 105)
a)
30.08 x 1011
b)
3.8 x 101
c)
3.008 x 1012
d)
2.9375 x 101
4.
Solve:
(2.1×102) × (3.0×104)
(2.1×102) × (3.0×104)
a)
5.1 x 102
b)
6.3 x 106
c)
5.1 x 106
d)
6.3 x 108
5.
Divide:
(6.9 x 107) / (2.3 x 10-3)
(6.9 x 107) / (2.3 x 10-3)
a)
3 x 1010
b)
3 x 104
c)
3 x 10-4
d)
3 x 10-11
6.
The Lucky Town Lottery has a jackpot of 4.5 x 107 dollars. If Shirley and seven of her closest friends share the prize, how much will each lucky lotto player receive?
a)
6.428 x 106
b)
5.625 x 106
c)
3.15 x 108
d)
2.7 x 108
7.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
8.
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
9.
Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.
a)
True
b)
False
10.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
11.
The mean distance from the sun to Earth is 9.29 x 107 miles. Jupiter's mean distance from the sun is 4.8388 x 108 miles. What is the difference between these two distances in miles?
a)
4.3092 x 101
b)
3.9098 x 107
c)
3.9098 x 108
d)
5.7678 x 108
12.
A piece of notebook paper is approximately 1.3 x 10-2 inches thick. Frankie cleaned out his math notebook and had a stack of 243 pieces of paper. How tall was his paper stack?
a)
5.3498 x 10-5
b)
5.3498 x 105
c)
3.159 x 100
d)
3.159 x 101
13.
What is scientific notation?
a)
A long way to write really short numbers
b)
A short way to write really long numbers
c)
I don't know...
d)
None of the above
14.
How would you write 564,000,000 in scientific notation?
a)
5.64 x 10-7
b)
5.64 x 106
c)
5.64 x 108
d)
56.4 x 107
15.
Solve:
(2.1×102) × (3.0×104)
(2.1×102) × (3.0×104)
a)
5.1 x 102
b)
6.3 x 106
c)
5.1 x 106
d)
6.3 x 108
16.
Which is the smallest?
1.3 x 1020
2.9 x 1021
9.5 x 1032
8.4 x 1019
1.3 x 1020
2.9 x 1021
9.5 x 1032
8.4 x 1019
a)
1.3 x 1020
b)
2.9 x 1021
c)
9.5 x 1032
d)
8.4 x 1019
17.
Which is the largest?
4.8 x 10-6
1.3 x 1020
3.1 x 10-4
9.2 x 10-5
9.5 x 1032
5.9 x 10-5
2.9 x 1021
8.4 x 1019
4.8 x 10-6
1.3 x 1020
3.1 x 10-4
9.2 x 10-5
9.5 x 1032
5.9 x 10-5
2.9 x 1021
8.4 x 1019
a)
9.5 x 1032
b)
3.1 x 10-4
c)
8.4 x 1019
d)
4.8 x 10-6
18.
The Statue of Liberty weighs 450,000 pounds. What is this number written in scientific notation?
a)
4.5 x 10-5
b)
45 x 10-4
c)
45 x 104
d)
4.5 x 105
19.
What unit would you use to measure the length of the classroom door?
a)
millimeters
b)
centimeters
c)
Meters
d)
Kilometers
20.
Add using scientific notation.
(5.2 x 10⁷) + (3.01 x 10⁴)
(5.2 x 10⁷) + (3.01 x 10⁴)
a)
8.01 x 10¹¹
b)
8.01 x 10⁷
c)
5.20301 x 10⁷
d)
5.20301 x 10⁸
21.
(3.8×107)×162
a)
6.156×109
b)
6.156×108
c)
615×107
d)
615×108
22.
Write each number in scientific notation
a)
9.04x1011
b)
9.04x108
c)
90.4x109
d)
9.04x109
23.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
24.
Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.
a)
True
b)
False
25.
When writing a number in scientific notation, the first number must be greater than 1, but less than 10.
a)
False
b)
True
26.
a)
x1/2
b)
x3
c)
x2
d)
x-2
27.
5x3 2x2
a)
10x5
b)
3x
c)
10x6
d)
7x5
28.
(-1)6
a)
-1
b)
1
c)
6
d)
-6
29.
Which is larger?
53 or 35
a)
53
b)
35
c)
They are equal
30.
Simplify to an equivalent expression BUT leave in exponent form. (use product rule)
43⋅45
43⋅45
a)
48
b)
168
c)
415
d)
1615
31.
32 = 3×2
a)
True
b)
False
32.
simplify 5x3 2x2
a)
10x5
b)
3x
c)
10x6
d)
7x5
33.
What is [ (12x3y5z7)/ (144x-4 y7z-3)]0
a)
12(x7z10)
b)
(x7z10)/12y2
c)
1
d)
(x7y-2z10)/12
34.
Simplify: x2 ⋅ x5
a)
x ⋅ x ⋅ x ⋅ x ⋅ x ⋅ x ⋅ x
b)
x7
c)
x10
d)
x ⋅ x
35.
Simplify: 3x3 ⋅ 3x
a)
32x4
b)
3 ⋅ x ⋅ x ⋅ x ⋅3 ⋅ x
c)
9x4
d)
3x4
36.
Simplify: 6x2 ⋅ 2y4 ⋅ x
a)
36x316y4
b)
6x3y4
c)
12x3y4
d)
8x3y4
37.
Simplify: 6x2 ⋅ 2y4 ⋅ x
a)
36x316y4
b)
6x3y4
c)
12x3y4
d)
8x3y4
38.
(-4r3s5)0 (3b4c2d)
a)
1
b)
-12b4c2d
c)
3b4c2d
d)
0
39.
-3xy3 . (4xy)2
a)
-12x3y5
b)
-48x2y4
c)
-48x3y5
d)
-12x2y6
40.
15y2 . (2y)3
a)
120y5
b)
120y6
c)
30y5
d)
30y6
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