Baile de numeros

Productos curiosos:

98765432 x 9 = 888.888.888

12345679 x 9 x 8 = 888.888.888

123456789 x 8 + 9 = 987654321


0 x 9 + 1 =1
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