Learn about number bonds to 100 using tens and ones. Add 2-digit numbers Learn how to add two-digit numbers. Adding 3-digit and 1-digit numbers together Explore examples and a video to show how to ...

Charlie Bardey shows different ways to make 10 when adding two numbers.

Learn activities for first grade math to prepare for school. Teach your children 1st grade math skills like counting, adding and using number words.

Activity: Adding 2-digit numbers Complete this interactive activity to learn more about adding numbers using column addition and then put your knowledge to the test with a quiz.