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Explorer
Puzzle of the Day
These puzzles are also printed in Eight days a week, a booklet published by the Association of Teachers of Mathematics.
There are three ways to make 12 by multiplying two whole numbers together 1 x 12, 2 x 6 and 3 x 4. Can you find numbers that have more than three different multiplications of two whole numbers?
Answer: No limit. 60 has 6 different multiplications.