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 add ...

Students use place value and expanded form to subtract 3-digit numbers. Students apply phonics skills to learn about the preconsonantal nasal -ng and the strategy of a KWL chart. Students use place ...

Subtracting larger numbers in your head is not always easy, so you can use the column method to take one number away from another. You write the larger number above the smaller number, so that the ...

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 ...

Test your understanding of place value with three-digit numbers. Start with a three-digit whole number such as 507. A spinner provides a randomly generated digit. Choose its place value and add it to ...

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 ...