WorksheetsSci notation and neg exponents
Total questions: 25
Worksheet time: 26mins
Name
Class
Date
1.
Solve 5-2
a)
-10
b)
1/25
c)
1/(5)2
d)
-1/10
2.
3⁻⁴
a)
1 ⁄ 81
b)
-81
c)
81
d)
1 ⁄ 12
3.
2-1
a)
1/2
b)
1/1
c)
-1/1
d)
-1/2
4.
What is 100 equivalent to?
a)
1
b)
10
c)
0
d)
100
5.
Solve (-8)-2
a)
1/(-8)2
b)
1/82
c)
1/64
d)
-64
6.
Rewrite using a positive exponent.
w-13
w-13
a)
-w13
b)
1/w13
c)
1/w-13
d)
w13
7.
Make this negative exponent positive.
9-3
9-3
a)
93
b)
1/9-3
c)
1/93
d)
729
8.
Which is greater, 26540 or 50?
a)
26540
b)
50
c)
They are the same
d)
Zero is greater
9.
Simplify 3a-1c-5/ d0
a)
1
b)
3/ac5
c)
3a/c5
d)
1/3a1c5d
10.
Simplify -90
(Hint: parenthesis matter)
(Hint: parenthesis matter)
a)
1
b)
-1
c)
-9
d)
9
11.
Simplify x2y-5
a)
x2/y5
b)
1/x2y5
c)
y5/x2
d)
x2/y-5
12.
How would you write 4.3756 x 104 in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
13.
How would you write 0.0005 in scientific notation?
a)
50 x 10-5
b)
5 x 10-4
c)
5 x 10-3
d)
.5 x 103
14.
How would you write -5.6 x 10-3 in standard form?
a)
0.0056
b)
-5,600
c)
0.00056
d)
-0.0056
15.
Scientific Notation is made up of two number parts. The first part should be a number between 1 and 100.
a)
True
b)
False
16.
Scientific Notation is made up of two number parts. The second part is a power of base 10.
a)
True
b)
False
17.
How do you write
1001
in scientific notation?
1001
in scientific notation?
a)
1.0001 x 104
b)
1.01 x 105
c)
1.001 x 103
d)
10.1 x 103
18.
Express the following in standard notation:
8.025 x 10-8
8.025 x 10-8
a)
.00000008025
b)
.000000008025
c)
802,500,000,000
d)
80,250,000,000
19.
Convert to standard notation:
2.4 x 10-3
2.4 x 10-3
a)
2400
b)
0.24
c)
0.024
d)
0.0024
20.
Which of the following in the LARGEST number?
a)
9 x 106
b)
8 x 1010
c)
1.3 x 1012
d)
5.3 x 103
21.
Which of the following numbers is the SMALLEST?
a)
8.7 x 103
b)
3 x 104
c)
1.3 x 108
d)
9 x 102
22.
Write 78 x 105 in CORRECT scientific notation
a)
7.8 x 104
b)
7.8 x 106
c)
It is already in correct form
23.
Which of the following is correct scientific notation?
a)
20.35 x 104
b)
.2035 x 104
c)
2035 4
d)
2.035 x104
24.
What is the standard form?
1.245 x 103
1.245 x 103
a)
0.001245
b)
12.45
c)
1245
25.
(2 x 109)(4 x 10-4)
a)
8 x 1013
b)
8 x 1036
c)
8 x 105
d)
8 x 10-36
100 %
