Proportion also describes how the sizes of different parts of a piece of art or design relate to each other. The proportions of a composition will affect how pleasing it looks and can be used to ...

Ratios are seen in everyday life. They can be used when adding ingredients to make a meal, when deciding how much pocket money children get or when reading a map. Percentages - OCR Percentages are ...

The Colorado Department of Education, in collaboration with 18 teachers statewide, has launched a free online math toolkit designed to help students and families navigate tricky math concepts.