0.45
The number 46.5 is the written decimal form for forty six and five tenths.
It is 0.45
The decimal number for forty five over fifty eight (45/58) is: 0.775862
0.040
0.45
0.5102
47.5
It is not a decimal number.
It is "one and forty-five hundredths", the decimal fraction hyphenated.
45/100 = .45
forty five one hundredths
46,075