Are we losing the ability to do simple Arithmetic?

These days I have been very fortunate to be able to go get some fresh bread at the local “boulangerie” here in the south of France. The last time I went there I noticed a machine that I hadn’t paid particular attention to before…

I asked my son to pay the woman behind the counter 5 euros for the bread and pain du chocolat and the cashier asked him to put the money into this machine that read the bill and automatically spit out the change.

This was on one level amazing but on another level disturbing. Why would a store…