How accurate is Coinstar (coin counting machine)?

[fatpat268]

Seriously, how hard is it to roll your own coins?

The key is not to do it all at once. Every month or so, I roll up the loose change in the jar and leave the rolled coins in there. I empty it out and deposit every six months with minimal effort.

 

[Howard]

Buy a digital scale accurate to 0.1 grams.