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9 + 1 = 10
99 + 1 = 100
999 + 1 = ……………..
9,999 + 1 = ……………..
99,999 + 1 = ……………..
9,99,999 + 1 = ……………..
99,99,999 + 1 = 1,00,00,000
10 × 10 = 100
100 × 10 = 1,000
1,000 × 10 = 10,000
10,000 × 10 = 1,00,000
1,00,000 × 10 = 10,00,000
10,00,000 × 10 = 1,00,00,000