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Take the sequence of numbers 123456789.Place + and - symbols between the numbers so that you get a sum of 100.
posted by steven | 3:54 AM
=123-45-67+89
Here's the complete list of solutions :- 1 + 2 + 34 - 5 + 67 - 8 + 9 = 10012 + 3 - 4 + 5 + 67 + 8 + 9 = 100123 - 4 - 5 - 6 - 7 + 8 - 9 = 100123 + 4 - 5 + 67 - 89 = 100123 + 45 - 67 + 8 - 9 = 100123 - 45 - 67 + 89 = 10012 - 3 - 4 + 5 - 6 + 7 + 89 = 10012 + 3 + 4 + 5 - 6 - 7 + 89 = 1001 + 23 - 4 + 5 + 6 + 78 - 9 = 1001 + 23 - 4 + 56 + 7 + 8 + 9 = 1001 + 2 + 3 - 4 + 5 + 6 + 78 + 9 = 100
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2 Comments:
=123-45-67+89
Here's the complete list of solutions :-
1 + 2 + 34 - 5 + 67 - 8 + 9 = 100
12 + 3 - 4 + 5 + 67 + 8 + 9 = 100
123 - 4 - 5 - 6 - 7 + 8 - 9 = 100
123 + 4 - 5 + 67 - 89 = 100
123 + 45 - 67 + 8 - 9 = 100
123 - 45 - 67 + 89 = 100
12 - 3 - 4 + 5 - 6 + 7 + 89 = 100
12 + 3 + 4 + 5 - 6 - 7 + 89 = 100
1 + 23 - 4 + 5 + 6 + 78 - 9 = 100
1 + 23 - 4 + 56 + 7 + 8 + 9 = 100
1 + 2 + 3 - 4 + 5 + 6 + 78 + 9 = 100
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