Introduction
Why we need exponents.
Class 7 CBSE - Master exponents, laws of exponents, and express numbers in standard form.
Exponents are a powerful way to express repeated multiplication. Learn the laws of exponents and how to write very large numbers in standard (scientific) form.
Start Learning →Why we need exponents.
Numbers in expanded form using powers of 10.
Practice problems.
Practice problems.
Chapter summary.
Additional resources.