Teachers, save “Add/Sub: 4 digit With Regrouping 2” to assign it to your class.

Tap the button. Look at my example first. You will work through 2 different problems on 2 slides. First, hit the tool and record yourself talking through each step of the problem using the tool.. Tap the tool to stop the recording and go to the 2nd slide. Tap the tool again before you start working. Record yourself talking through the problem while using the tool. Tap the green to post to your journal.