madi050 madi050
  • 14-11-2016
  • Mathematics
contestada

estimate 40.51+30.39 is

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Аноним Аноним
  • 14-11-2016
40.51  is 41
30.39 is 30                                                                                                                                                         The answer is 71. If you want me to elaborate, please tell me in the comments. 

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boiley
boiley boiley
  • 14-11-2016
the answer is approximately 80

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