Building upon their command of common benchmark fractions, students add 1/3's, 1/8's, and 1/100's, and their decimal and percent equivalents, to their repertoire of part-whole relationships.
Students use the fractions 1/10, 1/2, 1/4, and 3/4; the decimals 0.1, 0.5, 0.25, and 0.75; and the percents 50%, 25%, 75%, 100%, and the multiples of 10% as benchmarks with which to describe and compa
