solve real-world problems to find the whole given a part and the percent, to find the part given the whole and the percent, and to find the percent given the part and the whole, including the use of concrete and pictorial models.[6.5B]
generate equivalent forms of fractions, decimals, and percents using real-world problems, including problems that involve money.[6.4G]
use equivalent fractions, decimals, and percents to show equal parts of the same whole.[6.5C]