Worksheetsexponents and powers
Total questions: 10
Worksheet time: 8mins
Name
Class
Date
1.
Evaluate:
(32 - 23) ÷ 6
(32 - 23) ÷ 6
a)
9/6
b)
26/6
c)
4
d)
3
2.
Evaluate: 73
a)
21
b)
343
c)
7 x 7 x 7
d)
7 x 3
3.
In the expression 25, what is the BASE?
a)
2
b)
5
4.
Anything raised to a power of zero is always:
a)
0
b)
1
c)
itself
d)
negative
5.
Which is equivalent to 34
a)
27
b)
9
c)
81
d)
12
6.
Simplify: (30 + 20 ) × 50
a)
3
b)
2
c)
1
7.
Compare the following numbers and choose the greater:
(2.45 x 1019) and (34.5 x 1023)
a)
(2.45 x 1019)
b)
(34.5 x 1023)
8.
Express each of the following as product of powers of their prime factors: 3600
a)
24 x 32 x 52
b)
25 x 34 x 54
c)
55 x 43
9.
In 23 what is the exponent?
a)
2
b)
3
c)
23
10.
Express each of the following numbers using exponential notation: 3125
a)
53
b)
58
c)
55
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