NCERT Solutions for Class 8 Maths Chapter 12 Exponents and Powers Exercise 12.1

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NCERT Solutions for Class 8 Maths Chapter 12 Exponents and Powers Exercise 12.1 is given in pdf format below. Exercise 12.1 covers the following important topics:

The questions in exercise 12.1 are based on simplifying expressions in the form of power notation. Questions on finding values of unknown terms in exponential expressions are also covered in exercise 12.1. 

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Example From Chapter 12 Exponents and Powers

Ques. Expand 1025.63 and 1256.249 in exponential form.

 Soln:

  1. 1025.63 can be expressed in exponential form as follows:

1025.63 = 1 × 1000 + 0 × 100 + 2 × 10 + 5 × 1 + 6 × 10–1 + 3 × 10–2

  1. 1256.249 can be expressed in exponential form as follows:

1256.249 = 1 × 1000 + 2 × 100 + 5 × 10 + 6 × 1 + 2 × 10–1 + 4 × 10–2 + 9 × 10–3

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