Difference 5419

Peter said to Paul: "Write a two-digit natural number with the property that if you subtract from it a two-digit natural number written in reverse, you get the difference 63. Which number could Paul have written?" Specify all options.

Correct answer:

x1 =  81
x2 =  92

Step-by-step explanation:

x1=81 d1=8118=63
x2=92 d2=9229=63

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