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8
                  The油second油grade油students油built油_____油snowmen.油At油second油recess油they油built油some油
                                   19
                  more.油They油have油_____snowmen油on油the油playground.油How油many油more油did油they油build?




                          If each snowman has 2 eyes how many eyes are there altogether?
                          If each snowman has 3 buttons, how many buttons are there altogether?




N2.2 Demonstrate understanding of addition (limited to 1 and 2-digit numerals) with answers to 100 and the corresponding subtraction by:
 representing strategies for adding and subtracting concretely, pictorially, and symbolically
 creating and solving problems involving addition and subtraction
 estimating
 using personal strategies for adding and subtracting with and without the support of manipulatives
 analyzing the effect of adding or subtracting zero
 analyzing the effect of the ordering of the quantities (addends, minuends, and subtrahends) in addition and subtraction statements.

[C,油CN,油ME,油PS,油R,油V]




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Grade 2 addition and subtraction

  • 1. 8 The油second油grade油students油built油_____油snowmen.油At油second油recess油they油built油some油 19 more.油They油have油_____snowmen油on油the油playground.油How油many油more油did油they油build? If each snowman has 2 eyes how many eyes are there altogether? If each snowman has 3 buttons, how many buttons are there altogether? N2.2 Demonstrate understanding of addition (limited to 1 and 2-digit numerals) with answers to 100 and the corresponding subtraction by: representing strategies for adding and subtracting concretely, pictorially, and symbolically creating and solving problems involving addition and subtraction estimating using personal strategies for adding and subtracting with and without the support of manipulatives analyzing the effect of adding or subtracting zero analyzing the effect of the ordering of the quantities (addends, minuends, and subtrahends) in addition and subtraction statements. [C,油CN,油ME,油PS,油R,油V] 1