rem8818 rem8818
  • 24-02-2021
  • Mathematics
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Algebra Explained how you can tell that 20 pens/ 2 packages = 30 pens/ 3 package using mental math.​

Respuesta :

loreal33
loreal33 loreal33
  • 24-02-2021
Because when simplified, both equal 10/pens/1 package.


Also consider:

20/2 = 10
30/3 = 10
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