Spending money may be a lot of fun, but spending time learning math can be too! Practice calculating the area of these different dollar bills.

Math ninjas can learn the secrets of the rectangle with this practice page about the area and perimeter of a rectangle.

Now your fourth grader can practice with estimation and finding area--in just one printable!

Children learn to identify the length and width of a rectangle, then use these to calculate the rectangle's area, in this geometry worksheet.