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Yolozombie101
Yolozombie101 Yolozombie101
  • 06-01-2016
  • Mathematics
Answered

What number adds 10 and multiplies 21

Verified Answer :

CreativityBrain
CreativityBrain CreativityBrain
  • 06-01-2016

7 and 3. 7+3=10 and 7x3=21

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taskmasters
taskmasters taskmasters
  • 06-01-2016

The numbers are 7 and 3.

7 + 3 = 10
7 x 3 = 21

It is easier to factor 21 than to find the addends of 10.

1, 3, 7, 21 - are factors of 21

1, 2, 3, 4, 5, 6, 7, 8, 9 - are addends of 10. Which is more numbers to consider than the factors of 21.

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