One in four financial workers adds up using their fingers, according to handy research carried out by Learndirect.
Once he had held his left pinky up against the four fingers on his right hand so he could understand the point, Guru was appalled.
Does this mean that bank staff get confused when people pay in more than £10, or that City traders can only measure their bonuses in round trillions?
Action must be taken. Employers can’t palm the problem off any longer, they need to finger the offenders – who surely stand out like a sore thumb – and either make sure they knuckle down or nail them. If they don’t make a good fist of this, they will inherit a whole handful of problems.
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