Martha estimated there were 81 marbles in a jar for a contest. The actual number of marbles in the jar was 103. What was the percent error of Martha's estimation?

First work with stencil one. use a combination of reflections, rotations, and translations to see whether stencil one will overlap with the original pattern. list the sequence of rigid transformations you used in your attempt, noting the type of transformation, the direction, the coordinates, and the displacement