Lesson 1-2 Powers And Exponents Math Worksheet Page 2
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1
2
3
4100
343
625
3
6
9 9 9
3 3 3 3
8 8 8 8 8
16
49
1,000
6
4
5
★
indicates multi-step problem
★
indicates multi-step problem
You can evaluate, or find the value of, powers by multiplying the
factors. Numbers written without exponents are in standard form.
Write Powers in Standard Form
Evaluate each expression.
3
5
2
Vocabulary Link
5
Evaluate
·
·
·
·
2
= 2
2
2
2
2
2 is used as a factor
5
times.
Everyday Use to
= 32
Multiply.
find what something
is worth
4
3
4
Math Use find the
value of
3
·
·
= 4
4
4
4
4 is used as a factor
3
times.
= 64
Multiply.
Evaluate each expression.
2
3
4
10
7
5
d.
e.
f.
Numbers written with exponents are in exponential form.
Write Numbers in Exponential Form
5
Write 3 · 3 · 3 · 3 in exponential form.
3 is the base. It is used as a factor 4 times. So, the exponent is 4.
4
3 · 3 · 3 · 3 = 3
Write each product in exponential form.
5 · 5 · 5 5
12 · 12 · 12 · 12 · 12 · 12 12
g.
h.
Write each power as a product of the same factor.
Examples 1, 2
(p. 30)
3
4
5
9
3
8
1.
2.
3.
Evaluate each expression.
Examples 3, 4
(p. 31)
4
2
3
2
7
10
4.
5.
6.
10
POPULATION
There are approximately 5
people living in North Carolina.
7.
About how many people is this? 9,765,625 people
Write each product in exponential form.
Example 5
(p. 31)
5 · 5 · 5 · 5 · 5 · 5 5
1 · 1 · 1 · 1 1
4 · 4 · 4 · 4 · 4 4
8.
9.
10.
31
Lesson 1-2 Powers and Exponents
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