To express 0.3 as a fraction, we can start by recognizing that 0.3 is equivalent to 3 tenths. This is because the digit 3 is in the first decimal place, which represents tenths.
Therefore, we can write 0.3 as:
0.3 = 3/10
This fraction is already in its simplest form since 3 and 10 have no common factors other than 1. In summary, 0.3 can be expressed as the fraction 3/10.