Find the value of each expression mentally.

Here are 4 calculations to find the value of , but each calculation is unfinished.

Complete at least 2 of the unfinished calculations. 

7,465 is a little less than 7,500.

1. Jada and Noah are finding the value of . Jada says to start by dividing 81 by 9. Noah says to start by dividing 3,600 by 9.

   1. Explain why each suggestion is helpful for finding the quotient.

   2. Find the value of . Show your reasoning.

2. Find the unknown numbers to show a correct division calculation.

   

   

   

3. Consider the expression .

   1. What would you do to start finding the value of the quotient?
   2. Show how you would find the value with as few steps as possible.