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Question
Solve:
1 x 9 + 1 = 10
12 x 9 + 2 = 110
123 x 9 + 3 = 1110
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Solution
1 x 9 + 1 = 10
12 x 9 + 2 = 110
123 x 9 + 3 = 1110
1234 x 9 + 4 = 11110
12345 x 9 + 5 = 111110
123456 x 9 + 6 = 1111110
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