what is the place and value of the underlined digit in 803. the underlined digit is 3

It's in the one's place

the way to think about it is like this:
in between the ones and the tenths is the decimal point.

Hundreds/tens/ones.tenths/hundreths

To determine the place and value of the underlined digit in 803, which is 3, we need to understand the place value system. In the number 803, we have three different place values: hundreds, tens, and ones.

The place value of the underlined digit 3 is the ones place. The ones place is the rightmost position to the left of the decimal point. In this case, since there is no decimal point, the ones place is the rightmost digit in the number.

The value of the digit 3 in the ones place is simply 3. In the number 803, the digit 3 represents 3 ones.

To recap, the underlined digit 3 in the number 803 is in the ones place, and its value is 3.