Essential Idea: How can you tell where to place the first digit of a quotient without dividing? 

Essential Idea: How do you solve and check division problems?  

Essential Idea: How can you use base-ten blocks to model and understand division of whole numbers? 

Essential Idea: How can you use partial quotients to divide by 2-digit divisors.

Essential Idea: How can you use compatible numbers to estimate quotients? 

Essential Idea: How can you divide by 2-digit divisors? 

Essential Idea: When solving a division problem, when do you write the remainder as a fraction? 

Essential Idea: How can the strategy draw a diagram help you solve a division problem?