Mental Math
Mental MathFact LearningMental ComputationEstimationGrade 3 Teacher s Guideb =m ~ ml=_ =OMMM` ~ I=mb===`N^=TkUq W=EVMOF=PSU=QSMMc~ W=EVMOF=PSU=QSOO K K K ~L 2008Table of ContentsMental Math in the Elementary Mathematics Curriculum ........... 1Definitions and Connections ................................. 6Rationale ........................................ ........ 7Teaching Mental Computation Strategies ....................... 7Introducing Thinking Strategies to Students ..................... 8Practice and Reinforcement ................................ 10Response time ........................................ ... 11Struggling Students and Differentiated Instruction ............... 12Combined Grade Classrooms ............................... 13Assessment ........................................ ..... 14Timed Tests of Basic Facts ................................. 14Parents and Guardian: Partners in Developing Mental Math Skills.
While learning addition, subtraction, multiplication and division facts, for instance, students learn about the properties of these operations to facilitate mastery. They apply the commutative property of addition and multiplication, for example, when they discover that 3 + 7 is the same as 7 + 3 or that 3 x 7 = 7 x 3.
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