Would you like to make this your preferred location?
Countdown presenter Rachel Riley knows her numbers.
New research from TSB suggests that 62% of us say we spend each money each month we can't account for.
At least £7.99 of that must be on the Rachel Riley 2016 calendar.
What money advice has she got and how well did she do with Damien's spontaneous number challenge?
Find out when you listen again: