Page 64 - steps 3b.pdf
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64


           RESOURCE MASTER  136            RESOURCE MASTER  137            RESOURCE MASTER  138            RESOURCE MASTER  142

          IT]                            IT]                              Open: solving addition and       OJ  Colour  the  butterflies  using  these  rules:
                                                                                                            o  p  is  purple
                                                                          subtraction problems using        o  y is  yellow.
                                                                                                           00  Draw more orrows  like  the  ones  done for you
               rounded off to the         a  223    b  31q    c  383      numbers to qqq.  (1/3 a,b)        to show how the  butterflies ore  the  some.
                 nearest 1 00 is
                                                                                                               P ~
                                          d  267    e  50q    f  525                                        ~~
          12q                   •  100                                   IT]             00
                                          g  854    h  677       386                                      i{~~·.  ~"
          322                   •  300
                                                                          512            512
          580                   •  600                                                                     ~.~ Y~~'·\r
          qq8                   •  1000   00
                                                                                                              ~/.'"
          706                   •  700                                    ~              [!]
          386                   •  400    a  666 - 1 25 = 54 1                                              ~  ~~~~CfBe~         ~
                                                                          41q            £847,£153         ~~  1L..p~          p
          47q                   •  500    b  3 1 q - 1 25 = 1 q4                                                                  Y
                                                                                                           ~ .~
          841                   •  800                                                                     ~
                                          c  81 7 - 1 25 = 6q2            Challenge
          267                   •  300
                                          d  508 - 1 25 = 383             Write own stories.
          00                              e  q66 - 1 25 = 84 1
                                                                          I  RESOURCE MASTER  13q
                                          f  731  - 125 = 606
                     approximate answer   ~~~~~Ir I
            386 - 267   400 - 300:: / 00   Ilq  I
                                                                           rn  Use  the  measurements  In  Book  3b,  page qO  to  help  you
            580 - 267  bCO  - .300  :; 300   313                            complete  thesa.
                                                                                         Venn diagram
            706 - 322  700  - 300  ::=!tOO   3SLt   ~                      Ves/no t able  I ta:t;;~~on IW~~~~·2~k,:·1  II ~i=_~ .. = _;;:::. =:;:;;:;:::==;-, II
            841  - 12q   ~OO - 100  .=  700   71l
                                          Open: using materials to
            47q - 386  600  - 4-00  '"  100   C!3
                                          solve subtraction problems
            qq8 - 47q  \000 -500 ::;.500   51'1
            841  - 322   ~OO - 3cXJ  :: 500   51'1   I   using numbers to qqq.
            qq8 - 386  1000  -4-00:; bOO   biZ.
                                          For example:
            841  -706  &00  - 100  ;:  100   IS5
                                          51 8 - 242 = 176
          ~                               324 - 158 = 166                  Carroll diagram
                                          845 - 213 = 632                          CLlve
          a  400         b  200                                             weighs more   -:Jonnna.
                                                                             than  25kg
                                                                                   t\jd:
                                          (1/3 a,b,c)
          c  200         d  400
                                                                            !:: ~h~nW2e~~~  I ~
          e  100         f  200
          g  700         h  400
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