15.5 is already decimal. Fifteen and a half isn't.
Chat with our AI personalities
1.55
.155
155 as a decimal is 155.0.
Divide percentages by 100 to get the decimal equivalent. So, 155 / 100 = 1.55
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 155, as a decimal, is simply 155.