unicorngirlaz123sis
unicorngirlaz123sis unicorngirlaz123sis
  • 09-10-2018
  • Mathematics
contestada

Two different ways you estimate 586-321

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altavistard
altavistard altavistard
  • 12-10-2018

Answer:

Quick estimate:  300; better estimate:  260

Step-by-step explanation:

Rough estimate:  round off 586 and 321, ending up with 600 - 300, or 300.

Better estimate:  round off 586 to 580 and 321 to 320.  Then 580 - 320 is 260.


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