When you are solving an addition calculation with a two-digit number, you need to think about tens and ones. A place value chart can help you to see the value of each digit in a number. For example, ...

Numbers can be shown in many ways, not just as written digits. Explore how to represent numbers using materials such as ...

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 tens and ones place values to help the goats release the treats from the ...