In this lesson, viewers learn about different ways of expressing a division of two numbers, such as using decimal fractions, percentages, and ratios. The concept of decimal fractions, in which the denominator is a power of 10, is explained along with how to convert common fractions to decimal form. Additionally, percentages are defined as fractions whose denominator is 100, and ratios are compared as the sizes of quantities of the same type. Viewers are given examples and exercises to practice these concepts throughout the lesson.
Concepts covered: Decimal Fraction, Percentage, and Ratio.