91.42 = (9 * 101) + (1 * 100) + (4 * 1/101) + (2 * 1/102)
91.42 = (9 * 10) + (1 * 1) + (4 * 1/10) + (2 * 1/100)
91.42 = 90 + 1 + 4/10 + 2/100
91.42 = 90 + 1 + 0.4 + 0.02
Expanded Form of 91.42
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