After solving the Growing Dots task, students are asked to work backwards to determine at how many minutes they will have 25 dots, 73 dots, and 99 dots. In this clip, students share how they arrived at their answers.

# Growing Dots: Working Backward

## Casey & Irma

After working on a variation of the Growing Dots task in which the starting point is shifted to several different times, students share what their graphs look like for several different starting points, and the discussion moves on to focus on connections across the graph, table, and equation.