8th Grade Math

By the end of eighth grade, students should be able to demonstrate the following math abilities. Many skills are worked on throughout the year and build on each other.

Algebra

• Work with square roots and cube roots.
• Work with numbers that have exponents.
• Use scientific notation to express large numbers.
• Graph proportional relationships and understand what the slope of the line means.
• Solve equations.
• Use functions to describe real-world situations. Understand how a function relates an “input” and an “output” value. Determine the rate of change of a given function.

Geometry

• Work with rotations, reflections, translations and dilations of geometric figures.
• Understand facts about angles in triangles and figures with parallel lines.
• Use the Pythagorean Theorem to solve problems involving right triangles.
• Find the volume of cones, cylinders and spheres.

Statistics and Probability

• Use scatter plots to interpret measurement data.