Teachers, save “Rounding numbers with Open Number Lines” to assign it to your class.

Round numbers using Open Number Lines. 1. Click the add response button to start your work. Click drawing to create a workspace. 2. Draw two or three cards to create a two or three digit number. 3. Use the label tool to type the number on your workspace. 4. Use the record tool and pen tool to create a number line. Explain your thinking as you work. 5. :highlight: Highlight the answer on your number line. 6. Remember to click the check to save your work.