Addition & Subtraction of Decimals Sam wants to buy two books. One costs $3.65 and the other costs $4.72. If Sam has $7 in his pocket, how much more money does he need to buy both books?

Do some research and find a city that has experienced population growth. determine its population on january 1st of a certain year. write an exponential function to represent the city’s population, y, based on the number of years that pass, x after a period of exponential growth. describe the variables and numbers that you used in your equation.

Why is studying fractions important

Two friends are reading books. jimmy reads a book with 21,356 words. his friend bob reads a book with one-and-a-half times as many words. which expression represents the number of words bob reads?