PA.2.1. Numbers, Number Systems and Number Relationships
2.1.K.A. Demonstrate the relationship between numbers and quantities, including rote counting, one-to-one correspondence, and counting by tens, and comparing values of whole numbers up to 20.
PA.2.11. Concepts of Calculus
2.11.K.A. Order whole numbers, 0 to 20, with least to greatest value.