Beauty of Maths!

 

Subject:  Beauty of Maths!
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>>
>>1 x 8 + 1 = 9
>>12 x 8 + 2 = 98
>>123 x 8 + 3 = 987
>>1234 x 8 + 4 = 9876
>>12345 x 8 + 5 = 98765
>>123456 x 8 + 6 = 987654
>>1234567 x 8 + 7 = 9876543
>>12345678 x 8 + 8 = 98765432
>>123456789 x 8 + 9 = 987654321
>>
>>1 x 9 + 2 = 11
>>12 x 9 + 3 = 111
>>123 x 9 + 4 = 1111
>>1234 x 9 + 5 = 11111
>>12345 x 9 + 6 = 111111
>>123456 x 9 + 7 = 1111111
>>1234567 x 9 + 8 = 11111111
>>12345678 x 9 + 9 = 111111111
>>123456789 x 9 +10= 1111111111
>>
>>9 x 9 + 7 = 88
>>98 x 9 + 6 = 888
>>987 x 9 + 5 = 8888
>>9876 x 9 + 4 = 88888
>>98765 x 9 + 3 = 888888
>>987654 x 9 + 2 = 8888888
>>9876543 x 9 + 1 = 88888888
>>98765432 x 9 + 0 = 888888888
>>
>>Brilliant, isn't it?
>>
>>And finally, take a look at this symmetry:
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>>1 x 1 = 1
>>11 x 11 = 121
>>111 x 111 = 12321
>>1111 x 1111 = 1234321
>>11111 x 11111 = 123454321
>>111111 x 111111 = 12345654321
>>1111111 x 1111111 = 1234567654321
>>11111111 x 11111111 = 123456787654321
>>111111111 x 111111111=12345678987654321
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