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A student doing an algebra problem on the chalkboard.

Algebra

A student doing an algebra problem on the chalkboard.

This fraction chart can be used for students to find A, B, and C in percentage. It can also be used to answer these questions (if it is 2.5 by 2 inches): "How many square inches in the entire figure? How many square inches in C? What part of a square inch is B? How large is A when compared to C? How large is B when compared to A? Into how many quarter-inch squares could you divide the whole figure?" -Foster, 1921

Fraction Chart

This fraction chart can be used for students to find A, B, and C in percentage. It can also be used…