21/08/2014
CHECK THIS OUT !!
A 3-digit result of any number multiplied by 11 has its middle digit the sum of other two, like:
21 × 11 = 231 (2+1=3)
13 × 11 = 143 (1+3=4)
44 × 11 = 484 (4+4=8)
Math Trivias
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