‘That is thirtynine dollars and ninetyseven cents, please!‘ Oh dear, why always such an odd amount of money? And what should I then do with the 3 cents left?
A typical situation at the checkouts at German supermarkets: You get 1-, 2- or 5 cent coins as change and these then fill up your wallet. What‘s the solution? How about making a donation!
The founders of the donation campaign “Germany rounds up” had a briliant idea: Costumers can donate the amount of change they get from rounding it up to the nearest ten by saying ‘round up please’ at the checkout. A donation that doesn’t harm anyone and that helps reduce child poverty! The campaign is still active in many retail markets to this day und has already achieved a lot, as over 8.3 million Euros have been donated so far!
But how much money can be collected in an average supermarket in a day?
First, think about how many costumers shop there each day and how many would decide to donate their rounded change?
This Worksheet is part of the Quartely Problem Series. For more quartely problems and other classroom materials, click here.
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