Six hundred twenty.
620
I write 620 billion as 620 billion.
How to write 64.218 in word form
Writing a number in standard form simply means to express the number in its 'normal' form. Therefore, the way you wrote the number is the standard form for 620.
10.60 = 10.6 . In word form it is ' Ten point six'. The suffix zero is trivial, and can be ignored.
0.0371
write the word form and expanded form of the number four
0.59811 in word form is 'zero point five nine eight one one'. ( NOT fifty nine thousand eight hundred and eleven, because the decimal numbers are being given incorrect units'.
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