hellothinkster.com › math-worksheets-forKindergarten Math Worksheets | Free, Printable Common Core ... Here are the two critical areas that Common Core brings to kindergarten math: Representing and Comparing Whole Numbers Kindergartners will write and use numbers to represent and solve quantities, such as how many of an object are in a set. Students will learn to compare numbers and get their first glimpse of simple equations (e.g., 2 + 3 = 5).