It is not a decimal number.
seventy-one and five hundredths as a decimal = 71.05
Seventy-five thousands = 75,000
Seventy-five hundredths = 0.75
0.375 = three hundred seventy-five thousandths.
Seventy-five hundreds = 7,500
Seventy-five hundredths is written as 0.75
seventy-five parts of a whole unit that has 100 parts
0.075
0.75
0.075
Twelve and seventy-five hundredths = 12 .75