4.255 = (4 * 100) + (2 * 1/101) + (5 * 1/102) + (5 * 1/103)
4.255 = (4 * 1) + (2 * 1/10) + (5 * 1/100) + (5 * 1/1,000)
4.255 = 4 + 2/10 + 5/100 + 5/1,000
4.255 = 4 + 0.2 + 0.05 + 0.005
Expanded Form of 4.255
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