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 ...

When you multiply a 3-digit number by a 1-digit number, the best way to do this without a calculator is to use short multiplication. This is how you would use short multiplication to find out the ...

Build, read, write, and represent three-digit numbers using base-10 blocks and symbols. Build, read, write (in standard and expanded form), and represent three-digit numbers using base-10 blocks and ...