(:title CA 4AF 1.1 :) %reg%CA - Grade 4 - Algebra and Function - 1.1%% >>-<< Use letters, boxes, or other symbols to stand for any number in simple expressions or equations (e.g., demonstrate an understanding and the use of the concept of a variable). >>-<< %newwin%[[standards/|%pra%All Standards%%]] (:if equal {$PopOpen} 1:)(:noleft:)(:noright:)(:noheader:)(:nofooter:)(:noheadermenu:)(:nofootermenu:)(:popclose Close Window:)(:ifend:)