Oh honey, it's simple. 5.009 in word form is "five point zero zero nine." Just say it like you mean it, no need to make it more complicated than it is.
How to write 64.218 in word form
write the word form and expanded form of the number four
12 in word form is twelve.
Seven tenths.
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How to write 64.218 in word form
4821
5009 + 2 = 5011
write the word form and expanded form of the number four
12 in word form is twelve.
2118077 word form
Seven tenths.
You can write 5.24 in word form as five and twenty-four hundredths
seven and forty two one hundredths
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You can write 14.12 in word form as fourteen and twelve hundredths
One and sixty-five hundredths.