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 an addition number talk with D.C.! Join Mrs. McCartney for an addition number talk with D.C.! Get ready to have some fun subtracting two-digit numbers with regrouping and ...

The numbers are adding up quite nicely at Westview Elementary School. Students in Nikki Carney’s second-grade class are adding and subtracting three-digit numbers with ease. And not just any ...

The goats and their friends are having a party, but they need your help to reach the piñata. As a team, use your knowledge of hundreds, tens and ones place values to help the goats release the treats ...