9 x 1 = 09 (0 + 9 = 9)
9 x 2 = 18 (1 + 8 = 9)
9 x 3 = 27 (2 + 7 = 9)
9 x 4 = 36 (3 + 6 = 9)
9 x 5 = 45 (4 + 5 = 9)
9 x 6 = 54 (5 + 4 = 9)
9 x 7 = 63 (6 + 3 = 9)
9 x 8 = 72 (7 + 2 = 9)
9 x 9 = 81 ( 8 + 1 = 9)
9 x 10 = 90 (9 + 0 = 9)

9 x 1 = 09
9 x 2 = 18
9 x 3 = 27
9 x 4 = 36
9 x 5 = 45
9 x 6 = 54
9 x 7 = 63
9 x 8 = 72
9 x 9 = 81
9 x 10 = 90

12345679×9×1=111111111
12345679×9×2=222222222
12345679×9×3=333333333
12345679×9×4=444444444
12345679×9×5=555555555
12345679×9×6=666666666
12345679×9×7=777777777
12345679×9×8=888888888
12345679×9×9=999999999

Semoga Bermanfaat !!!
(^_^)