This unique calculator models solving fraction problems step-by-step. Oversize LCD screen displays each step, shows amounts in mixed number and improper fraction form and answers in reduced form. Add, subtract, multiply and divide fractions. It demonstrates each step of the problem, even translating answers into decimals and percentages. Also functions as traditional calculator. Details:4.5" x 6.25" Requires 2 "AA" batteries (not included)Includes 12-page Activity GuideFor ages 7 and upFor grades 2 and up