Estimating Cube Root
by Sai Praneeth 8A

Estimating Cube Root, this method will work only if the given number is a perfect cube. The following are the steps to estimate the cube root.

Step 1: Make groups of 3 digits from unit’s place. The first 3 digits from unit’s place will be the first

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Sets and Functions

Important formulae on sets

1. Number of subsets of a set of n elements is 2n

2. Number of proper subsets of a set of n elements is 2n-1

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Math tips!!!
by Shreyas 9A

What are H.C.F. and L.C.M.?

HCF: Highest Common Factor

LCM: Least Common Multiple

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