Lesson 9 of 18 • 0 upvotes • 12:01mins

Prime Factorisation is very important as direct questions may be asked from this topic. Moreover it is required to find HCF, LCM, Square root and Cube root. Hence it is highly recommended to go through this chapter before proceding to the subsequent chapters.
18 lessons • 3h 44m
Simple Interest - Part 1
12:39mins
Simple Interest - Part 2
13:43mins
Average
12:58mins
Numbers (Part 1)
13:27mins
Numbers (Part 2)
13:59mins
Introduction
9:28mins
Divisibility Rule - 1
12:16mins
Divisibility Rule - 2
12:20mins
Prime Factorisation
12:01mins
Highest Common Factor (HCF)
13:04mins
Lowest Common Multiple(LCM)
12:04mins
Square Root
13:05mins
Cube Root
12:32mins
HCF and LCM
12:03mins
Face Value and Place Value
12:15mins
Important Identities
12:27mins
Speed and distance
12:06mins
Speed and Distance - 2
12:07mins