I saw this puzzle in Scientific American. Apparently it was designed for Taiwanese 9 year-olds. Dust off your multiplication skills!
A, B, C, D, and E represent digits (0-9).
Post your solution!
Math Puzzle #1
Published by Brett LaFave
I am the founder of BL Tutoring. I teach math at Emma Willard School in Troy, New York. I enjoy riding my bicycle and teaching kids to succeed on standardized tests. I have a dog named Willie. View more posts