Determining rates with fractions
Rate problems with fractions is a free educational video by Khan Academy.It helps students in grades 7 practice the following standards 7.RP.A.1.
1. 7.RP.A.1 : Compute unit rates associated with ratios of fractions, including ratios of lengths, areas and other quantities measured in like or different units. For example, if a person walks 1/2 mile in each 1/4 hour, compute the unit rate as the complex fraction (1/2)/(1/4) miles per hour, equivalently 2 miles per hour..