Using an adding doubles strategy can help students to process addition questions more quickly using mental math. To use this strategy, students must recognize that the two numbers are close to the same value (usually by one or two).
Let's learn about basic addition by starting with simple examples and moving on to more difficult problems. Two methods for solving these problems are demonstrated: drawing circles to represent each quantity, or using a number line. Practice is emphasized as the key to mastering this skill. Created by Sal Khan. Want to join the conversation?