An introduction to using ratio. Entry 3 - Proportion problems Summary of some everyday practical problems involving proportion. Entry 3 - Understanding proportion Summary of the concept of proportion.

With the PhET simulation Ratio and Proportion, learners can explore finding and maintaining through movement specific challenge ratios, such as 1:2. Learners can make use of various sensorimotor ...

linking ratios and fractions close fractionThe result ... The denominator must not be 0 part-part problems - where the value of one part of the ratio is given and the value of another ratio ...