1
1 times 10 = 10 1 times 9 = 9 1 times 8 = 9 1 times 7 = 7 1 times 6 = 6 1 times 5 = 9 1 times 4 = 4 1 times 3 = 3 1 times 2 = 2 1 times 1 = 1