Interactive Multiplication Strategies (3.OA.1) Google SlidesPerfect for distance learning or an interactive center in your classroom! Students manipulate the digital pieces on the side as math tools. This set contains 10 slides. The first slide is a teaching slide reminding students of the 4 strategies they can use to multiply (number line, repeated addition, an array, and equal groups). Then throughout the next 9 slides, students move the matching multiplication puzzles pieces to the puzzle to