What is 0.1 0.12?

The expression "0.1 0.12" seems to be a typographical error or an incomplete statement. If you meant to compare the two values, 0.1 is equal to 0.10, and both represent the same quantity, which is one-tenth. On the other hand, 0.12 is one-tenth plus two-hundredths, making it larger than 0.1. Thus, 0.12 is greater than 0.1.