CBSE Class 8 > Class 8 Notes > Mathematics (Maths) > Worksheet: Power Play
Worksheet: Power Play
Multiple Choice Questions
Q1: What is the base of the exponent 69?
(a) 6
(b) 2
(c) 9
(d) None
Q2: Find the missing number
(a) 2
(b) -5
(c) 1
(d) None
Q3: Find the value of (52)2
(a) 125
(b) 625
(c) 25
(d) 0
Q4: Find the value of x, when 2x=44
(a) x=6
(b) x=2
(c) x=8
(d) x=-5
Q5: Find the value of (211+62-51)0= ?
(a) 0
(b) -1
(c) 1
(d) None
State true or false
Q1: (100+120)(160+120)=82
Q2: (34)2=38
Q3: (52)3=100000
Q4: Among 27,32,42, and 63, 63 is the greatest.
Q5: 625 can be expressed as 45.
Answer the following Questions
Q1: Follow the pattern and complete
Q2: If 2x × 5x=1000 then x=?
Q3: Find 33+ 43 + 53 and give the answers in cube
Q4: Find the missing number x in 52+x2=132
Q5: Simplify in exponent form (34× 32)÷ 3-4
Q6: Expand
(a) 1526.26
(b) 8379
Using exponents
Q7: Express the following number as a product of powers of prime factors.
(a) 1225
(b) 3600
Q8: Express the following large no's in its scientific notation.
(a) 491200000
(b) 301000000
Q9: Express the following in usual form
(a) 3.02 ×10-6
(b) 5.8 × 1012
Q10: Prove that
You can access the solutions to this worksheet here.
The document Worksheet: Power Play is a part of the Class 8 Course Mathematics (Maths) Class 8.
All you need of Class 8 at this link: Class 8
FAQs on Worksheet: Power Play
| 1. How do I simplify expressions with negative exponents in Power Play problems? |  |
Ans. Negative exponents mean you flip the base to its reciprocal and make the exponent positive. For example, 2⁻³ becomes 1/2³ or 1/8. This rule applies to fractions too: (3/4)⁻² becomes (4/3)². Understanding negative exponent rules helps solve Class 8 power play worksheet questions accurately and quickly.
| 2. What's the difference between fractional exponents and whole number exponents? | |
Ans. Whole number exponents repeat multiplication (2³ = 2×2×2), while fractional exponents represent roots. For instance, 16^(1/2) equals √16 or 4, and 8^(1/3) equals ∛8 or 2. Fractional exponents combine both powers and roots, making them essential for power play worksheet problems involving radical expressions and rational exponents.
| 3. Why do I keep getting wrong answers when multiplying powers with the same base? | |
Ans. The most common mistake is adding exponents incorrectly or forgetting the rule entirely. When multiplying same bases, always add exponents: a^m × a^n = a^(m+n). Students often multiply the exponents instead, leading to errors. Double-checking this law of exponents prevents mistakes in power play calculations and improves accuracy on worksheet assessments.
| 4. How do I handle zero exponents and powers of one in CBSE Class 8 problems? | |
Ans. Any non-zero number raised to the power zero equals 1 (5⁰ = 1). Any number raised to the power one equals itself (7¹ = 7). These special cases appear frequently in power play worksheets. Memorising these rules prevents confusion and saves time during calculations involving exponent laws and simplification tasks.
| 5. What's the quickest way to solve power play problems involving both multiplication and division of exponents? | |
Ans. Use the exponent laws systematically: multiply same bases by adding exponents (a^m × a^n = a^(m+n)) and divide by subtracting them (a^m ÷ a^n = a^(m-n)). Apply the power rule for expressions like (a^m)^n = a^(mn). Breaking complex power play expressions into smaller steps using these fundamental laws simplifies worksheet problems and reduces calculation errors significantly.
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Document Description: Worksheet: Power Play for Class 8 2026 is part of Mathematics (Maths) Class 8 preparation. The notes and questions for Worksheet: Power Play have been prepared according to the Class 8 exam syllabus. Information about Worksheet: Power Play covers topics like and Worksheet: Power Play Example, for Class 8 2026 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Worksheet: Power Play.
Introduction of Worksheet: Power Play in English is available as part of our Mathematics (Maths) Class 8 for Class 8 & Worksheet: Power Play in Hindi for Mathematics (Maths) Class 8 course. Download more important topics related with notes, lectures and mock test series for Class 8 Exam by signing up for free. Class 8: Worksheet: Power Play
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Worksheet: Power Play of Maths Class 8 - variety of important questions with solutions, helping you prepare for exam. Download free PDF from EduRev.
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In this doc you can find the meaning of Worksheet: Power Play defined & explained in the simplest way possible. Besides explaining types of Worksheet: Power Play theory, EduRev gives you an ample number of questions to practice Worksheet: Power Play tests, examples and also practice Class 8 tests
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