A decimal number is simply a way of representing a number in such a way that the place value of each digit is ten times that of the digit to its right. A decimal representation does not require a decimal point. So the decimal representation of 45 is 45, exactly as in the question.
Five and forty-five hundredths is written as 5.45 in decimal form. The whole number part is 5, and the decimal part represents forty-five hundredths, which is 0.45. Together, they combine to form 5.45.
It is not a decimal number.
0.45
1.45
15.045
0.45
The number 46.5 is the written decimal form for forty six and five tenths.
Five and forty-five hundredths is written as 5.45 in decimal form. The whole number part is 5, and the decimal part represents forty-five hundredths, which is 0.45. Together, they combine to form 5.45.
It is 0.45
The decimal number for forty five over fifty eight (45/58) is: 0.775862
0.040
It is not a decimal number.
0.45
0.5102
47.5
It is "one and forty-five hundredths", the decimal fraction hyphenated.
45/100 = .45