bella331
bella331 bella331
  • 12-03-2018
  • Mathematics
contestada

What is the answer for 20x21

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Аноним Аноним
  • 12-03-2018
The answer is 420. I hope that it is right and next time use a calculator.
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Аноним Аноним
  • 12-03-2018
20*21=420

21 groups of 20 is 21*2=42
42*10=420

Hope this helped☺☺
Answer Link

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