This module will guide you through solving 4.7+2.4 with the open number line. Add or take back values until you've added on 2.4. You can only work with ones or tenths. Use the table to track where you land and how much you've added on in tdital. 4.7+2.4?

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To solve the expression 47 24 using the open number line we wil... View the full answer