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| As easy as 123 (Posted on 2013-10-25) |
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In the multiplication of two 3-digit numbers, all digits
Except 1,2, and 3 were either erased or were not initially a part of the process.
Fill in the missing digits if 3EE*EEE=2E11E1 and the partial products (in some order) were: 2EE2, 2EE3, and 3321.
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Submitted by Ady TZIDON
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Solution:
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3321 is factorized 9*369, ,the only way to get 3 digit multiplicand i.e. 369
the rest easily follows, leading to 369*789=291,141/ |
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