Amy's math notebook weighs 1/2 pound, her science notebook weighs 7/8 pound, and her history notebook weighs 3/4 pound. What are the weights in order from lightest to heaviest?
the lightest is her notebook because it only weighs .5 as a fracton 4/8 of a pound then her history and it weighs .75 as a fraction 3/4 of a pound and the heaviest is her science book with .875 or .88 and as a fraction 7/8 of a pond
