Exponents Practice Test Question Answers 2025

Last Updated on November 8, 2024

Exponents Practice Test Question Answers

Exponents are used to expressing large numbers in the shorter forms to make them easy to read, understand, compare, and operate upon. a × a × a × a = a4 (read as ‘a’ raised to the exponent 4 or the fourth power of a), where ‘a’ is the base and 4 is the exponent and a⁴ is called the exponential form. a × a × a × a is called the expanded form.

Test Name	Exponents & Powers Test Prep
Type of Question	Multiple Choice Question Answers
Subject	Math
Total Question	10
Test Type	Sample / Mock Test
Editable & Printable PDF / Doc	YES (Download link is given below)
Available of Answers	YES
Difficulty Level	Pre-Algebra

Exponents Practice Test Question Answers

SET: 1

1. Out of the following, the number which is not equal to (– 8/27) is
🔘 A. – (¾)³	🔘 B. – (½)³
🔘 C. – (2/3)³	🔘 D. (2/3)³
🔘 E. (-2/3)³

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Answer: C – (2/3)³

2. (-7)⁵ × (-7)³is equal to
🔘 A. (-7)⁵	🔘 B. (7)²
🔘 C. (-7)-⁵	🔘 D. 7
🔘 E. (-7)⁸

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Answer: E (-7)⁸

3. Which one of the following exponential notation of 648?
🔘 A. 3² × 4³	🔘 B. 2³ × 3⁴
🔘 C. 3³ × 4⁴	🔘 D. 2³ × 4³
🔘 E. 3³ × 3³

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Answer: B 2³ × 3 (648 = 2 × 2 × 2 × 3 × 3 × 3 × 3)

4. What is the value of x ? So that
🔘 A. 1	🔘 B. 2
🔘 C. 3	🔘 D. 4
🔘 E. 5

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Answer: C 3 (formula a^m× aⁿ = a^m+n)

5. If 2¹⁹⁹⁸ – 2¹⁹⁹⁷ – 2¹⁹⁹⁶ + 2¹⁹⁹⁵= E2¹⁹⁹⁵then the value of E is
🔘 A. 1	🔘 B. 2
🔘 C. 3	🔘 D. 4
🔘 E. 11