The ratio or proportion between two numbers is how many times one is bigger than the other. An introduction to using ratio. Entry 3 - Proportion problems Summary of some everyday practical ...

Ratios are seen in everyday life ... Knowing how to find and use percentages is an important skill. Direct and inverse proportion - OCR Proportion is used to show how quantities and amounts ...

This project brings together researchers in embodied cognition with researchers and technologists in inclusive design. With the PhET simulation Ratio and Proportion, learners can explore finding and ...