Expressing Quantities as a Percentage

The video tutorial explains the concept of percentages, their relation to fractions and decimals, and methods to convert fractions into percentages. It covers unit conversion in percentage calculations and demonstrates how to find a percentage of an amount using the unitary method and multipliers. The tutorial also explains calculating percentage change, providing examples for better understanding.

What is the significance of simplifying a fraction when calculating percentages?

What is the unitary method for finding a percentage of an amount?

How do you convert a percentage into a decimal?