Tenths
It is 0.9 or nine tenths.
There are 456 tenths in 4.56. This is because when converting a decimal number to tenths, each digit after the decimal point represents a specific place value. In this case, the digit 5 is in the tenths place, the digit 6 is in the hundredths place, and the digit 4 is in the thousandths place.
nine tenths
The 4 is in the tenths place value.