Math - Class 8 – Rational Numbers - Key Points/Notes/Worksheets/Explanation/Lesson/Practice Questions Tags: Worksheets and Problems on Rational Numbers for grade VIII, Introduction to Rational Numbers, Practice page and solved example on Rational Numbers for 8th grade, Important Notes on Rational Numbers, Whole Numbers, Natural Numbers, Addition of Rational Numbers, Rational Numbers With Same Denominators, Rational Numbers With Different Denominators