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

Natalee asked Mar 10, 2023

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Natalee asked Mar 10, 2023

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12 votes

Answer:

I put the answer on your copy of this question. However, I can at least put the equation here.

You are correct in this case.

11 + 9 = 20 - 9 = 11

11 plus 9 equals 20, 20 minus 9 equals 11 (correct statement)

Heilerich answered Mar 15, 2023

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