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Third Grade Math 2ndGrading Period

Power Objectives: Academic Vocabulary:

 array  Represent and solve problems involving multiplication and   commutative . (P.O. #1) property  Understand properties of multiplication and the  relationship between multiplication and divisions.  estimation  division  factor  column (P.O. #2)  Multiply and divide with 100. (P.O. #3)  repeated  multiple  Solve problems involving the four operations, and identify  and explain the patterns in . (P.O. #4)   row 

Multiplication and Division

Enduring Understandings: Essential Questions:

 Mathematical operations are used in solving problems  In what ways can operations affect ? in which a new value is produced from one or more  How can different strategies be helpful when solving a values. problem?  Algebraic thinking involves choosing, combining, and  How does knowing and using algorithms help us to be applying effective strategies for answering questions.  Numbers enable us to use the four operations to efficient problem solvers? combine and separate quantities.  How are multiplication and addition alike?  See below for additional enduring understandings.  How are and division related?  See below for additional essential questions.

Enduring Understandings:

 Multiplication is repeated addition, related to division, and can be used to solve story problems.

 For a given set of numbers, there are relationships that are always true called properties, and these are the rules that govern arithmetic.  Multiplication and division have inverse relationships.

Essential Questions:

 Is there more than one way of multiplying to get the same product?  How can the same array represent both multiplication and division?  How can you use multiplication to help you divide?  What are strategies for learning multiplication facts?  How does understanding the help us multiply?  How does understanding the distributive property help us multiply ?  How can the use of estimation help us make logical problem solving decisions?  How does understanding patterns, sequences, and functions help us to solve problems?