The sum of the digits of the number added to 9 is
always equal to the sum of the digits of the result.
9 + 23 = 32
2+3=5 ALSO 3+2=5
9+876 = 885
8+7+6 = 21 ALSO 8+8+5 = 21
Interesting. Isn't it ?
Try with some other numbers.
always equal to the sum of the digits of the result.
9 + 23 = 32
2+3=5 ALSO 3+2=5
9+876 = 885
8+7+6 = 21 ALSO 8+8+5 = 21
Interesting. Isn't it ?
Try with some other numbers.
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