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To write 3.9 in expanded form, you would break down the number into its individual place values. In this case, 3 represents the whole number part and 9 represents the decimal part. Therefore, 3.9 in expanded form is 3 + 9/10.
How is 1.008 written in expanded notation
The definition of Expanded form is a way of breaking up a number to show how much each digit in the number represents. In a way this is like pulling apart a number and expressing it as a sum of the value of each digit.
In expanded form, the number 21.035 can be written as: 20 + 1 + 0.03 + 0.005. This breaks down the number into its individual place values, with the whole number part separated from the decimal part. The integer part (20 + 1) represents the whole number component, while the decimal part (0.03 + 0.005) represents the fractional component.
It is 300000 + 40000 + 400 + 20