Children Playing Darts Small 320×195 Medium 640×391 Large 1024×625 Download Tiff Original 2400×1465 | (358.8 KB) Description Illustration of children playing darts that can be used to write mathematics story problems involving addition, subtraction, and comparison. Keywords adding, addition, comparing, comparison, math, mathematics, order, ordering, story problem, story problems, subtract, subtraction Galleries Groups of Boys, Math Story Problems Source: Ada Van Stone Harris and Lillian McLean Waldo First Journeys In Numberland (New York: Scott, Foresman & Company, 1911) 62