Chapter 4 Fractions-Ratio & Percentage

A fraction represents a numerical value, which defines the parts of a whole. In this section, we learn about fractions, working with fractions, equivalent fractions, add simple fractions, subtract simple fractions, multiply simple fractions, divide simple fractions.

A ratio is a comparison of two or more numbers that indicates their sizes in relation to each other. In this section, we learn about writing ratios, fraction of quantity, ratios.

Proportion is a mathematical comparison between two numbers. Basic proportions are of two types: direct proportions and inverse proportions. A ratio is a comparison of two or more numbers that indicates their sizes in relation to each other. In this section, we learn about Ratio, Proportion, simplified ratio.

The percent increase between two numbers is the amount that a number increases from an initial value to a final value in terms of a percent. Percent decrease refers to the percentage change in the value when it is decreased over a period of time. In this section, we learn about Percentages, profit, loss, inverse percentages, percentage increase, percentage decrease, one amount as a percentage of another, multipliers, unitary method.

A fraction is a number that represents a part of a whole. While a decimal is a number that consists of a whole and a fractional part separated by a decimal point. In this section, we learn about Percentages, fractions, convert decimal to fraction, convert, finding a change as a percentage, comparing percentages, fractions and decimals.