NCERT Solutions for Class 7 Mathematics Chapter 13
Important NCERT Questions
Class vii Math Chapter 13 Exponents and Powers Exercise 13.3
NCERT Books for Session 2022-2023
CBSE Board
Questions No: 1
Write the following numbers in the expanded form: 279404,
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(i) 2,79,404 = 2,00,000 + 70,000 + 9,000 + 400 + 00 + 4
= 2 x 100000 + 7 x 10000 + 9 x 1000 + 4 x 100 + 0 x 10 + 4 x 1
= 2×10⁵ + 7×10⁴ + 9 x 10³ + 4×10² + 0 x 10¹ + 4×10⁰
Class 7 Maths Chapter 13 Exercise 13.3
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