achamblee34 achamblee34
  • 14-03-2022
  • Mathematics
contestada

here a subtraction problem that has been solved incorrectly 21-9=11 what answer I got b 11+9=20​

Respuesta :

Аноним Аноним
  • 14-03-2022

The Answer:

21 - 9 = 12, not 11.

explanation:

It is not much else to say here, so straightforward, the answer lies above.

Therefore,

you are correct. 11 + 9 = 20 - 9 = 11, which is correct for the given equation.

Answer Link

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