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.

Recognizing numbers without counting and understanding the value of three-digit numbers. In this 2nd grade lesson, Ms. Knarr will guide students in recognizing numbers without counting and ...

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 ...