Follow steps and examples to see how easy it is to convert from one one unit to another using fractions.
What is a number line? How can you use one to compare large and small numbers? Find the answers to these questions, play with an interactive number line, and follow links to information on adding, subtracting, and understanding absolute value using a number line.
This resource investigates the Pythagorean Theorem. Includes animations, examples, proofs, and links to problems and activities.
The learning activity examines how to simplify fractions. The resource consists of explanations, examples with solutions, and a simplifying fraction tool.
Learn about the "two main 'slices' of a circle" called a sector and a segment, and see how you can calculate the area of a sector or segment using trigonometry.
Score points as you compare the value of two given decimals by choosing the correct symbol: less than, greater than, or equal.
Resize and rotate different types of quadrilaterals--square, rectangle, rhombus, trapezoid, and kite--while learning the definitions of these different shapes and labeling the angles and diagonals. CCSS.Math.Content.3.G.A.1 Understand that shapes in different categories
What is rounding, and what does it mean to round up and round down? Learn how to round numbers via simple steps and examples.
A definition of skip counting followed by interactive examples and links to exercises that will help your skip-counting skills. Learn to skip count by 2, by 3, by 4, by 5, and by 10, and challenge yourself with backwards skip counting.
Simple word problems challenge your subtraction skills. If you get stuck, use the clues and the number line for help.