Ratey pops up when you least expect him. And he can't resist pointing out the rates and "purrportions" in daily life.

You'll never again overlook how everyday decisions rely on mathematical reasoning about rates.

Ratey the Math Cat addresses number and operations standards as well as the process standard, as established by the National Council of Teachers of Mathematics (NCTM). It supports students in:

Understanding and using ratios and proportions to represent quantitative relationships.
Building new mathematical knowledge through problem solving.
Solving problems that arise in mathematics and in other contexts. Less