Here we will show you what 3990 looks like in expanded form. More specifically, we will show you the expanded notation form of 3990, the expanded factor form of 3990, and the expanded exponential form of 3990.
Expanded Notation Form
With the expanded notation form, we find the value of each digit in 3990 and then add them up like this:
+ 3000
+ 900
+ 90
+ 0
= 3990
Expanded Factor Form
With the expanded factor form of 3990, we multiply each digit of 3990 by the place value of the digit and then add them up like this:
+ 3 × 1000 + 9 × 100 + 9 × 10 + 0 × 1
= 3990
Expanded Exponential Form
With the expanded exponential form of 3990, we multiply each digit of 3990 by the place value of the digit in exponential form, and then add them up like this:
+ 3 × 103 + 9 × 102 + 9 × 101 + 0 × 100
= 3990
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