Henry Ernest Dudeney/Puzzles and Curious Problems/98 - Digital Money

Puzzles and Curious Problems by Henry Ernest Dudeney: $98$

Digital Money

Every letter in the following multiplication represents one of the digits, $1$, $2$, $3$, $4$, $5$, $6$, $7$, $8$, $9$, all different.

What is the value obtained if $K = 8$?

  A   B   C
x         K
-----------
 DE  FG   H

Sources

• 1932: Henry Ernest Dudeney: Puzzles and Curious Problems ... (previous) ... (next): Arithmetical and Algebraical Problems: Digital Puzzles: $98$. -- Digital Money