Expanded Form of 478.4

Place Value Chart
Hundreds Tens Ones Tenths
478.4 4 7 8 . 4

Expanded Form of 478.4:
478.4 = (4 * 102) + (7 * 101) + (8 * 100) + (4 * 1/101)
478.4 = (4 * 100) + (7 * 10) + (8 * 1) + (4 * 1/10)
478.4 = 400 + 70 + 8 + 4/10

478.4 = 400 + 70 + 8 + 0.4

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