Home Favorites My Account Menu
login
Advertisement

Sort By Grade

Operations and Algebraic Thinking Understand addition as putting together and adding to, and understand subtraction as taking apart and taking from. 4For any number from 1 to 9, find the number that makes 10 when added to the given number, e.g., by using objects or drawings, and record the answer with a drawing or equation.
List View (old)
Advertisement