1. Click 2. Click the to listen to the problem. 3. Use the to move the place value disks. 4. Use the tool to label and solve your work. 5. Use to justify/ explain your work. 6. Click to submit work.
Math 3.2A compose and decompose numbers up to 100,000 as a sum of so many ten thousands, so many thousands, so many hundreds, so many tens, and so many ones using objects, pictorial models, and numbers, including expanded notation as appropriate