Expanded Form of 42.9

Place Value Chart
	Tens	Ones		Tenths
42.9	4	2	.	9

Expanded Form of 42.9:
42.9 = (4 * 10¹) + (2 * 10⁰) + (9 * 1/10¹)
42.9 = (4 * 10) + (2 * 1) + (9 * 1/10)
42.9 = 40 + 2 + 9/10

42.9 = 40 + 2 + 0.9

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