## Introduction to Percentage

Learn all about percentages in this easy lesson! Q1: What is percentage? Ans: A percentage is a Number or Ratio Expressed as a Fraction Over 100. Q2: What is the Formula for Percentage? Ans: The formula for Percentage is (Value/Total Value) *100 Q3: What is the Symbol of Percentage? Ans: The percentage is denoted by the […]

## The Laws Of Exponents

The laws of exponents are explained here along with their examples. If ‘x’ is a non-zero integer or a non-zero rational number. Laws Rule Example Product Rule Keep base, + exponents (xa) (xb) = x(a+b) Quotient rule Keep base, – exponents (xa) ÷ (xb) = x(a-b) Power of a power Keep base, x exponents (xa)b […]

## Logarithms

Let a and N be positive real numbers and let N = an. Then n is called the logarithm of N to the base a. We write this as n = loga N. Find the value of log3 27 is Rewrite as an equation: log3 27 = x Rewrite log3 27 = x in exponential form using the definition […]

## Ratio and Proportion

The concept of ratio and proportion is one of the most essential concepts in maths. A ratio is a relationship between two numbers that defines the quantity of the first in comparison to the second. Ratios can be written in the fractional form. For example: 3:7 or 3/7. When quantities are proportional, their ratios are equal.