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Laura Anderson

Student Instructions

Expand and Trade Subtraction

1. Choose a card from the box. On your SmartPal, you will make an estimate and solve the problem using the Expand and Trade Method of Subtraction. 2. Tap on button. 3. Tap on . Type in your estimate number model for your problem. Move your estimate text box into the space provided. 4. Choose tool. Take a picture of the Expand and Trade work you did on your Smart Pal. Move your picture and resize it to fit into the picture box provided. 5. Think about how you are going to explain your math work. You want to tell me the steps you completed to solve the problem using the Expand and Trade Subtraction method. Rehearse what you want to say. 6. Tap on to begin recording. Use the to point out each step as you explain your math thinking step by step. Press as needed. 7. Listen to your recording. Make sure it says and shows what you expect. 8. Press when done.

3rd Grade, Math
8 teachers like this
Compatible with: Chromebooks, computers, iPads, iPhones, Android tablets, Android phones, Kindle Fire

Students will edit this template: