1 2 3 4 5 6 7 8 9 x 8 + 9 = 9 8 7 6 5 4 3 2 1
1 2 3 4 5 6 7 8 x 8 + 8 = 9 8 7 6 5 4 3 2
1 2 3 4 5 6 7 x 8 + 7 = 9 8 7 6 5 4 3
1 2 3 4 5 6 x 8 + 6 = 9 8 7 6 5 4
1 2 3 4 5 x 8 + 5 = 9 8 7 6 5
1 2 3 4 * 8 + 5 = 9 8 7 6
1 2 3 x 8 + 4 = 9 8 7
1 2 * 8 + 3 = 9 8
1 * 8 + 1 = 9
1 2 3 4 5 6 7 8 9 x 9 + 10 = 1 1 1 1 1 1 1 1 1 1
1 2 3 4 5 6 7 8 x 9 + 9 = 1 1 1 1 1 1 1 1 1
1 2 3 4 5 6 7 x 9 + 8 = 1 1 1 1 1 1 1 1
1 2 3 4 5 6 x 9 + 7 = 1 1 1 1 1 1 1
1 2 3 4 5 x 9 + 6 = 1 1 1 1 1 1
1 2 3 4 x 9 + 5 = 1 1 1 1 1
1 2 3 x 9 + 4 = 1 1 1 1
1 2 x 9 + 3 = 1 1 1
1 x 9 + 2 = 1 1