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How will you know when to use LCM




                and HCF to solve word problem.










  Keywords for LCM                                                          Keyword for HCF




  • Repetition                                                              • Grouping



  • Cycle                                                                   • Split/divide equally




  • Happen at same time                                                     • Share


        again                                                               • No leftovers



  • Smallest/least                                                          • Greatest /largest.




  • Minimum                                                                 • Maximum
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