Forty-first.
Forty-first
forty billion 40,000,000,000
I would write it as forty four point four four
0.040
40,840
44,044
Forty-four.
You would write forty-three thousandths as: .043.
how do you write ninety-one million forty thousand
I would write it as five and forty-five thousandths.
Forty thousandths.