6.RP.A.3 Grade 6 · Ratios and Proportional RelationshipsUse ratio and rate reasoning to solve real-world and mathematical problems, e.g., by reasoning about tables of equivalent ratios, tape diagrams, double number line diagrams, or equations.Common Core State Standards for Mathematics, as adopted in the Massachusetts Curriculum Framework for Mathematics (2017), Grade 6.
Play the game: Unit Multipliersfree, no sign-up →Ratios are built as tables and pictures of the same recipe scaled up and down — the relationship is drawn, not just written.
Every page is free and open — nothing to install, no account, and it works on a phone or a classroom board. Every number has its own color: 1 red, 2 orange, 3 yellow, 4 green, 5 blue, 6 purple, 7 brown, 8 pink, 9 cyan, and a number is that many colored dots.
6.RP.A.1A ratio is a recipe: part to part vs part to whole6.RP.A.2Unit rate: the price for one, and how many for a priceColorMyMath · getridoftheteacher.com · every number has its own color, and a number is that many colored dots. Matching a game to a standard is a judgement call; the official text is at doe.mass.edu.