Ratios can be written in three different ways: words, fractional notation, and colon notation. Example: A recipe calls for 1 cup of milk to 3 cups of flour. The order of the quantities in a ratio …

Introduction to Ratio What is a ratio? A ratio is a way of comparing one part of a whole to another Ratios are used to compare one part to another part How many parts that make the whole will …

In this chapter, you will learn how ratios, and per-cents which are a special type of ratio, are used in many everyday problems. A ratio, which is a comparison of two numbers by division, is the …

Write a mathematical ratio from a written comparison statement. Convert a ratio written as a fraction to a ratio separated by a colon. Identify the known concentration of a drug when given …

(a) Write down the ratio of white chocolate to milk chocolate to dark chocolate. Give your ratio in its simplest form. 24: 16:8 3 : 2 1

ratio relationship between two quantities. For example, “The ratio of wings to beaks in the bird house at the zoo was 2:1, because for every 2 wings there was 1 beak.” “For every vote …

In the beginning students explore ways to describe relationships between quantities. They begin to recognise that this may be done additively (as difference) or multiplicatively (as scaling, …