I can use equivalent ratios to describe scaled copies of shapes.

I know that two recipes will taste the same if the ingredients are in equivalent ratios.

I can use a table to reason about two quantities that are in a proportional relationship.

I understand the terms proportional relationship and constant of proportionality.

I can find missing information in a proportional relationship using a table.

I can find the constant of proportionality from information given in a table.

I can write an equation of the form to represent a proportional relationship shown in a table or described in a story.