Demonstrate fractions, percentages and equivalencies on your whiteboard. Clearly labeled with fractions on one side and percentages on reverse to help students understand the relationship between the concepts. Color-coded to match other Rainbow Fraction? manipulatives for extended learning. Includes 9 circles (whole, 1/2, 1/3, 1/4, 1/5, 1/6, 1/8, 1/10 and 1/12) and Activity Guide. Measures 71/2" in diameter. 51 pieces. Grades 1 and up.