What is -1.28 as a fraction in simplest form?

To convert a decimal to a fraction, we can write the decimal as a fraction over a power of 10. In this case, -1.28 can be written as -128/100. To simplify this fraction, we can divide both the numerator and denominator by their greatest common factor, which is 4. This gives us the simplest form of -128/100 as -32/25.