A fraction.
2.45 is a fraction and there is no way to represent it as a whole number. The whole part of it is 2.
A simple fraction represents a part of the whole.
128.726 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 128.
5.28 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 5.
7.052 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 7.
The figure of speech used to represent the whole of a part or part of a whole is called synecdoche. It involves using a specific part of something to represent the entire thing or using the entire thing to represent just a part of it.
810.4 is a fraction and there is no way to represent it as a whole number. The whole part of it is 810.
2.45 is a fraction and there is no way to represent it as a whole number. The whole part of it is 2.
synecdoche
A simple fraction represents a part of the whole.
14.2 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 14.
19.304 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 19.
9.81 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 9.
418.971 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 418.
16.25 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 16.
33.313 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 33.
7.052 is a mixed number and there is no way to represent it as a whole number. The whole part of it is 7.