+118687
This is the old number puzzle thread
http://web2.0calc.com/questions/number-challenge-for-everyone-1
There are more puzzles here too
http://web2.0calc.com/questions/puzzles_2
NEW THREAD :
Directions:
You can use any standard operations. eg + - x / powers factorials
You do not have to use all the numbers but you cannot use any of them twice
(unless there are 2 the same in the original list)
The aim is to used the numbers in the list to make the magic number.
1) 2, 5, 7, 9, 75, 100 The magic number is 557
2) 4, 7, 25, 50, 75, 100 The magic number is 750
3) 4, 5, 7, 8, 25, 50 The magic number is 781
4) 2, 3, 5, 6, 7, 8 The magic number is 945 original thread here
