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Worksheetsexponents
Total questions: 20
Worksheet time: 31mins
Name
Class
Date
1.
159÷153 =
a)
156
b)
1512
c)
16
d)
112
2.
Which of these numbers are NOT in scientific notation?
a)
1.2 x 103
b)
5.3 x 109
c)
2.0 x 100
d)
10 x 102
3.
Convert to scientific notation:
520,000,000
a)
52 x 107
b)
5.2 x 10-7
c)
5.2 x 108
d)
0.52 x 109
4.
How would you write 0.0005 in scientific notation?
a)
50 x 10-5
b)
5 x 10-4
c)
5 x 103
d)
.5 x 103
5.
How do you write 8.317 x 106 in standard form?
a)
8,371,000
b)
83,170,000
c)
837,100
d)
8,317,000
6.
How would you write 4.3756 x 104 in standard form?
a)
437560000
b)
0.00043756
c)
43756
d)
4.3756
7.
Which is greater, 26540 or 50?
a)
26540
b)
50
c)
They are the same
d)
Zero is greater
8.
Simplify the expression x5x7
a)
x35
b)
x12
c)
x2
d)
x-2
9.
Simplify (24)(25)
a)
220
b)
49
c)
420
d)
29
10.
Anything raised to a power of zero is always:
a)
0
b)
1
c)
itself
d)
negative
11.
If x = 3, what is the value of x3 - 2
a)
15
b)
25
c)
7
d)
1
12.
x6 / x2
a)
x4
b)
x12
c)
x3
d)
x8
13.
Simplify: (30 + 20 ) × 50
a)
3
b)
2
c)
1
14.
a)
10
b)
0
c)
1
d)
100
15.
a)
320
b)
39
c)
31
d)
920
16.
a)
3-12
b)
32
c)
312
d)
3-2
17.
Evaluate: 25
a)
64
b)
32
c)
16
d)
8
18.
(2⁸)²
a)
2¹⁶
b)
2¹⁰
c)
2⁶
d)
2⁴
19.
What is 3^4
a)
7
b)
81
c)
27
d)
34
20.
What is 2 to the power 5 equal to?
a)
16
b)
7
c)
32
d)
25
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