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: : There is a TV show in the UK called Countdown : : One part of the programme entails performing add, : : subtract, multiply and divide using a series of : : whole numbers to calculate a given number : : simple example would be use 5, 2, 1 and 100 to make : : a total 999 : : solution would be 2*5=10*100=1,000-1=999 : : This problem took the programme expert 23 hours to : : solve, she usually takes less than a minute for most : : problems. Can you work it out? : : make the figure 261 using the numbers 6,6,4,2,10 & 100 : : remember you can only use each number the number of times it appears : : ie you can use 6 twice but all the others only once : 6x6=36 : 100-36=64 : 64x4=256 : 10/2=5 : 256+5=261 : 15 mins, fun problem though

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