Asked by Jake
Jack used the digits 4,5,6,7 to make the largest and smallest numbers possible. Then he subtracted the 2 numbers and came up with 2,997. What did Jack do wrong?
Answers
Answered by
Anonymous
He forgot the biggest number he can make is 777 and he forgot to say there is 444 small numer
Answered by
Steve
Well, since
7777-4444 = 3333
I've no idea.
7654-4567 = 3087
hmmm. still 90 off
So, he must have done
7564-4567 = 2997
or
7654-4657 = 2997
So, he must have transposed two digits as shown above. That, as well as assuming that he could not repeat digits in the numbers.
7777-4444 = 3333
I've no idea.
7654-4567 = 3087
hmmm. still 90 off
So, he must have done
7564-4567 = 2997
or
7654-4657 = 2997
So, he must have transposed two digits as shown above. That, as well as assuming that he could not repeat digits in the numbers.
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