cherishmerino48
cherishmerino48 cherishmerino48
  • 18-02-2021
  • Mathematics
contestada

21 x 15 = (20 + 1) x 15 =

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gabrielafigueroa
gabrielafigueroa gabrielafigueroa
  • 19-02-2021

Answer:

hello! have a good day!

21 x 15 = (20 + 1) x 15 = 315

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