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
Simplify 2³ × 2³ ÷ 2³, then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 2
Simplify (y⁴)⁸ and write it as y to a single power. What is the power?
Answer
Question 3
Evaluate 5⁻³ as a fraction.
Answer(as a fraction)
Question 4
Simplify 2⁴ × 2⁴ ÷ 2⁶, then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 5
Simplify x² × x⁹ and write it as x to a single power. What is the power?
Answer
Question 6
Evaluate 10⁻³ as a fraction.
Answer(as a fraction)
Question 7
Simplify 2⁴ × 2³ ÷ 2⁴, then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 8
Simplify y⁸ ÷ y⁶ and write it as y to a single power. What is the power?
Answer
Question 9
Evaluate 2⁻³ as a fraction.
Answer(as a fraction)
Question 10
Simplify 2³ × 2¹ ÷ 2⁴, then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 11
Simplify y⁸ × y⁹ and write it as y to a single power. What is the power?
Answer
Question 12
Evaluate 10⁻¹ as a fraction.
Answer(as a fraction)
Question 13
Simplify 2² × 2³ ÷ 2⁵, then evaluate. Give your answer as a number (a fraction is fine).
Answer
Question 14
Simplify (x⁴)⁷ and write it as x to a single power. What is the power?
Answer
Question 15
Evaluate 5⁰.
Answer
Question 16
Simplify 2⁵ × 2¹ ÷ 2⁶, then evaluate. Give your answer as a number (a fraction is fine).
Answer
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