Always the last number, so in this example the precision is to hundredths.
3
3
In this case with 234.896 the last digit, '6' determines the precision since in is the last non-zero digit.
If a number is given to the true degree of precision, this is always determined by its last digit - in this case, 6.
It has no precision, since there is no following number.
There a four significant figures in the number 16.82, the last '2' determines the best precision available.
The precision is determined by the POSITION of the number 6 - NOT its value.
3
Always the last number, so in this example the precision is to hundredths.
2
The "2".
4
3
7
7
8