Reference: Penny, Pennyworth
Smith
In the New Testament "penny," either alone or in the compound "pennyworth," occurs as the rendering of the Roman denarius.
Mt 20:2; 22:10; Mr 6:37; 12:15; Lu 20:24; Joh 6:7; Re 6:6
The denarius was the chief Roman silver coin, and was worth about 15 to 17 cents.
See Verses Found in Dictionary
And when he had agreed with the laborers for a shilling a day, he sent them into his vineyard.
And those servants went out into the highways, and gathered together all as many as they found, both bad and good: and the wedding was filled with guests.
But he answered and said unto them, Give ye them to eat. And they say unto him, Shall we go and buy two hundred shillings worth of bread, and give them to eat?
Shall we give, or shall we not give? But he, knowing their hypocrisy, said unto them, Why make ye trial of me? bring me a denarius, that I may see it.
Show me a denarius. Whose image and superscription hath it? And they said, Caesar's.
Philip answered him, Two hundred shillings worth of bread is not sufficient for them, that every one may take a little.
And I heard as it were a voice in the midst of the four living creatures saying, A measure of wheat for a shilling, and three measures of barley for a shilling; and the oil and the wine hurt thou not.