Laws of exponents (indices)
8th grade (Year 9 in England) · 16 questions · Common Core: 8.EE.A.1 · England: KS3 Number, GCSE Foundation Number, GCSE Higher Number
Name
Date
Score/ 16
Question 1
Evaluate 5⁻³ as a fraction.
Answer(as a fraction)
Question 2
Simplify y¹⁰ ÷ y³ and write it as y to a single power. What is the power?
Answer
Question 3
Simplify 2² × 2¹ ÷ 2², then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 4
Evaluate 10⁰.
Answer
Question 5
Simplify a⁹ × a² and write it as a to a single power. What is the power?
Answer
Question 6
Simplify 2⁵ × 2² ÷ 2², then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 7
Evaluate 3⁻² as a fraction.
Answer(as a fraction)
Question 8
Simplify (a²)⁴ and write it as a to a single power. What is the power?
Answer
Question 9
Simplify 2⁵ × 2² ÷ 2², then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 10
Evaluate 4⁻² as a fraction.
Answer(as a fraction)
Question 11
Simplify (y³)⁴ and write it as y to a single power. What is the power?
Answer
Question 12
Simplify 2⁵ × 2¹ ÷ 2³, then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 13
Evaluate 5⁰.
Answer
Question 14
Simplify (y⁹)⁹ and write it as y to a single power. What is the power?
Answer
Question 15
Simplify 2⁵ × 2³ ÷ 2⁵, then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 16
Evaluate 4⁻¹ as a fraction.
Answer(as a fraction)
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