12,345 = (1 * 104) + (2 * 103) + (3 * 102) + (4 * 101) + (5 * 100)
12,345 = (1 * 10,000) + (2 * 1,000) + (3 * 100) + (4 * 10) + (5 * 1)
12,345 = 10,000 + 2,000 + 300 + 40 + 5
Expanded Form of 12,345
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