Addition involves finding the total of two or more numbers or amounts. There are different things you can use to help you add. You can use number lines, place value charts and place value counters.

Join Mrs. McCartney for a comparison word problem with her friend Professor Barble. Join Mrs. McCartney for a comparison word problem with her friend Professor Barble. Next, get ready to order 3-digit ...

Addition is finding the total of two or more numbers. You use the addition sign (+) when you want to add one number to another. Addition calculations also use the equals sign (=). The left side and ...