12.999 = (1 * 101) + (2 * 100) + (9 * 1/101) + (9 * 1/102) + (9 * 1/103)
12.999 = (1 * 10) + (2 * 1) + (9 * 1/10) + (9 * 1/100) + (9 * 1/1,000)
12.999 = 10 + 2 + 9/10 + 9/100 + 9/1,000
12.999 = 10 + 2 + 0.9 + 0.09 + 0.009
Expanded Form of 12.999
The solution above and other expanded form solutions were provided by the Expanded Form Application.
Curated Videos
Writing Decimals in Expanded FormWriting Decimals in Expanded Form Using Fractions | Math with Mr. JExpanded Form Video – 1st and 2nd Grade Math3 types of expanded form 5th gradeWriting a number in expanded form | Arithmetic properties | Pre-Algebra | Khan Academy