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沪教版二年级下册《分拆成几个几加几个几》数学教案(4)

网络资源 2019-05-11 13:21:06

  四、总结:今天学到了什么方法?

  检测目标达成练习:

  把下列算式分拆成几个几加几个几或几的几倍加几的几倍,并计算:

  17×6                                  17×6

  =                                      =

  =                                      =

  =                                      =

  8×15                                  8×15

  =                                      =

  =                                      =

  =                                      =

  课堂练习:练习册P4

  板书设计:

  分拆成几个几加几个几

  14×6                                  14×6

  = 10×6+4×6                            = 7×6+7×6

  =60+24                                  =42+42

  =84                                     =84

  教学反思:

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