KNS.1.0 Students understand the relationship between numbers and quantities (i.e., that a set of objects has the same number of objects in different situations regardless of its position or arrangement):

KNS.1.1 Compare two or more sets of objects (up to ten objects in each group) and identify which set is equal to, more than, or less than the other.

KNS.1.2 Count, recognize, represent, name, and order a number of objects (up to 30).

      12 problems like the one below:
      

KNS.2.0 Students understand and describe simple additions and subtractions: 

KNS.3.0 Students use estimation strategies in computation and problem solving that involve numbers that use the ones and tens places: