Students cross off pairs of angles that are complementary until one angle remains without a pair. Worksheet contains two grids to complete and one blank grid to create (plus instructions). Based on a Counting On activity (add to 10).
7 June 2012 Edit: 28 February 2014
Shared by Tanith Donaldson Katoomba High School
Attribution: Idea is from Counting On activities, adapted to angles.