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Sophie's favorite number is a two-digit number. If she reverses the digits, the result is 45 less than her favorite number. The sum of the digits in her favorite number is 11. What is Sophie's favorite number?

 Apr 2, 2020
 #1
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Sophie's favorite number is 72.

 Apr 2, 2020
 #2
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the sum of the digits in 72 is 9, not 11

 Apr 2, 2020
 #3
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its 83

 Apr 2, 2020
 #4
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83  is  her favorite  number

 

Reversing the digits we have  38

 

And

 

83 - 38   =   45

 

 

 

 

 

 

cool cool cool

 Apr 2, 2020

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