Fourth graders continue to multiply and divide. Fourth graders study geometry. Fourth graders study polygons and polyhedra. They learn to identify line segments, rays, vertices and midpoints. They can calculate the area and perimeter of figures made up of square units.
Fourth graders solve problems that contain several steps.
Fourth graders are given better tools and skills to handle more complicated problems. Fourth graders work with fractions and decimals. They learn to change a decimal into a fraction. Fourth graders work with numbers in a variety of ways. Fourth graders use fractions to show the probability of a chance event occurring.