#30 This is something that always confuses me: Why does the first step uses up 0.110 cal, but after that every step only uses 0.01 cal? Shouldn't it be equal, like first step -0.110, then -0.220, -0.330 etc.?
#28 Norwegian bills are sized differently to make it easy to tell them apart without looking. It also makes it impossible to make counterfeit bills (of larger denomination) on bleached/washed out paper from the lower denominated bills.
#30 This is something that always confuses me: Why does the first step uses up 0.110 cal, but after that every step only uses 0.01 cal? Shouldn't it be equal, like first step -0.110, then -0.220, -0.330 etc.?
#28 Norwegian bills are sized differently to make it easy to tell them apart without looking. It also makes it impossible to make counterfeit bills (of larger denomination) on bleached/washed out paper from the lower denominated bills.
Dutch used to as well, before Euros. Now at least you can still tell the coins apart by feel.