Here we will show you what 520.9 looks like in expanded form. More specifically, we will show you the expanded notation form of 520.9, the expanded factor form of 520.9, and the expanded exponential form of 520.9.
Expanded Notation Form
With the expanded notation form, we find the value of each digit in 520.9 and then add them up like this:
+ 500
+ 20
+ 0
+ 0.9
= 520.9
Expanded Factor Form
With the expanded factor form of 520.9, we multiply each digit of 520.9 by the place value of the digit and then add them up like this:
+ 5 × 100 + 2 × 10 + 0 × 1 + 9 × 0.1
= 520.9
Expanded Exponential Form
With the expanded exponential form of 520.9, we multiply each digit of 520.9 by the place value of the digit in exponential form, and then add them up like this:
+ 5 × 102 + 2 × 101 + 0 × 100 + 9 × 10-1
= 520.9
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