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Art of Problem Solving Beast Academy 2D Guide and Practice $30 : Big Numbers : Thousands, millions and larger place values. Reading, writing, adding, subtracting, comparing, and estimating with big numbers. Algorithms (+ & -): Stacking addition with regrouping, adding more than two numbers at a time, stacking subtraction with breaking, and solving cryptarithms. Problem Solving : Staying organized, finding and using patterns, solving simpler problems, eliminating choices, and using manipulatives.

Art of Problem Solving Beast Academy 2D Guide and Practice

Art of Problem Solving Beast Academy 2D Guide and Practice