Methinks someone wants another riddle.......hmmmm ?
It was puzzle time down the Pig and Bucket. "It's a real digital dilemma," remarked Bert as he supped his ale. Alf had the self-satisfied smile, he always wore when he was confident he had Bert over a barrel. Alf had drawn the equation below on card and given Bert the digits 1-6. Bert had to put two digits on each line, using each digit once and once only, to make a valid equation.
____ + ____ = ____
Using only the six digits and no further symbols, in how many ways can it be done? ...
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