Evaluating Powers Worksheet
A Grade 7 math worksheet focused on evaluating powers, including positive, negative, and zero exponents.
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Topics
Evaluating Powers
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Date:
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Read each question carefully and evaluate the powers. Show your work where applicable.
1. Evaluate the following powers:
a) 3^4
b) 5^3
c) 2^6
2. Complete the following statements:
a) Any non-zero number raised to the power of zero is equal to .
b) When a number is raised to a negative exponent, it is equivalent to the of the number raised to the positive exponent.
c) 7^0 =
d) 4^-2 =
3. Which of the following is equivalent to 6^-1?
-6
1/6
6
0
4. What is the value of (-2)^3?
8
-8
6
-6
5. Indicate whether each statement is True or False.
a) 10^0 = 1
True
False
b) (-3)^2 = -9
True
False
6. A bacteria culture doubles every hour. If you start with 5 bacteria, how many bacteria will there be after 4 hours? Express your answer using powers and then evaluate.