English: Change of Denomination of a numerical quantity is usually called reduction. The reduction of £153, 7s. 4d. to pence, and of 36808d. to £, s. d., on this principle, is shown in diagrams A and B.
(Illustration from Encyclopædia Britannica Eleventh Edition, 1911, article Arithmetic)
This image comes from the 13th edition of the Encyclopædia Britannica or earlier. The copyrights for that book have expired in the United States because the book was first published in the US with the publication occurring before January 1, 1929. As such, this image is in the public domain in the United States.
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