Expanded Form of 10.9

Place Value Chart
	Tens	Ones		Tenths
10.9	1	0	.	9

Expanded Form of 10.9:
10.9 = (1 * 10¹) + (9 * 1/10¹)
10.9 = (1 * 10) + (9 * 1/10)
10.9 = 10 + 9/10

10.9 = 10 + 0.9

The solution above and other expanded form solutions were provided by the Expanded Form Application.

Writing Decimals in Expanded Form

Writing Decimals in Expanded Form Using Fractions | Math with Mr. J

Expanded Form Video – 1st and 2nd Grade Math

3 types of expanded form 5th grade

Writing a number in expanded form | Arithmetic properties | Pre-Algebra | Khan Academy