Two 50-cent pieces.
Is there more to this problem?
how can the clerk make the change of the $1 bill using the fewest number of coins?
4 answers
in book one side they say carlo had to buy on can of food because he ran out. he went to the store and bought a $0.79 can of food. he paid with a $ 1 bill. how much change did he get? ( this is different one in one question they put 5 parts in one question)
this answer is $0.21 left
this answer is $0.21 left
no
What is the least number of coins that make up $0.21?