Sunday Times Teaser 2740 – X Times
by Victor Bryant
In the following multiplication sum a three digit number is being squared.
– | X | – | |||||||
– | X | – | |||||||
= | = | = | = | = | = | = | = | = | = |
– | – | – | – | – | |||||
– | – | X | X | – | |||||
– | – | – | – | ||||||
= | = | = | = | = | = | = | = | = | = |
X | – | – | – | – | |||||
= | = | = | = | = | = | = | = | = | = |
The digit replaced by X has the same value wherever it occurs, all other digits having been replaced by a dash (-).
What is the number being squared?
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