Complete the expanded form: 81756 = 80000 + ____ + 6.<br><br>
&bull; The missing part = 81756 − 80000 − 6<br>
&bull; = 81&thinsp;756 − 80&thinsp;006<br>
&bull; = 1&thinsp;750<br><br>
The missing part is the thousands and hundreds and tens: 1&thinsp;750.<br>
Final Answer: 1750