Question

Is 16.45 greater than less than or equal to 16.454

Answer 1

It’s less , not greater than

Answer 2

16.45 is actually less than 16.454.

16.454 is 0.004 larger than 16.45.

It's hard to exact quantify it, but if a number has the same digits, but one has an extra decimal point to the right, it is (barely) larger.