Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

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Chapter 4 Worksheet 5 | Exponents and Powers | Class-7 DAV Secondary Mathematics

Unit 4 Worksheet 5 || Exponents and Powers

1. Simplify:

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

Answers:

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

2. By what number should we multiply…

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

3. By what number should

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

4. By what number should…

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

5. By what number should…

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

6. Find the value of x so that-

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

7. if p/q=…

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

8. if a =…

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

9. Simplify:

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

10. Find the reciprocal of:

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

11. Express the following as a rational number with positive exponent.

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics

12. Express the following as a rational number with negative exponent.

Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics
Chapter 4| Exponents and Powers | Class-7 DAV Secondary Mathematics