EAI Education Deluxe Fraction Circles: Numbered - Set of 51 This set of color-coded plastic numbered fraction circles includes 9 circles representing 1/2, 1/3, 1/4, 1/5, 1/6, 1/8, 1/10 and 1/12, and a whole. Each circle measures approximately 3 1/2" in diameter. Comes packed in a sturdy clear plastic storage case. Recommended Grade(s): 2-12