Mental Math
Mental MathFact LearningMental ComputationEstimationGrade 2 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 ...................................6Rati onale ........................................ ..........7Introducing Thinking Strategies to Students .......................8Practice and Reinforcement ...................................9Resp onse Time ........................................ ....10Assessment ........................................ .......12Timed Tests of Basic Facts ...................................12Par ents and Guardians: Partners in Developing Mental math Skills ....13Pre-operational Skills.
B15-multiply whole numbers by 0.1, 0.01, and 0.001 mentally C2-recognize and explain the pattern in dividing by 10, 100, 1000 and in multiplying by 0.1, 0.01 and 0.001 B13-perform appropriate mental multiplications with facility By grade 5, students should possess a variety of strategies to compute mentally. It is important to recognize that these
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