California Assessment of Student Performance and Progress (CAASPP) Math Practice Exam

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How do you express 0.125 as a fraction?

The correct answer is: 1/8

To express the decimal 0.125 as a fraction, it is helpful to recognize that 0.125 can be rewritten as 125/1000. This fraction can be simplified by dividing both the numerator and the denominator by their greatest common divisor, which is 125. When we divide the numerator 125 by 125, we get 1. Dividing the denominator 1000 by 125 gives us 8. So, 125/1000 simplifies to 1/8. Thus, the fraction that corresponds to the decimal 0.125 is 1/8. This method of converting a decimal to a fraction involves understanding the place value of the decimal as well as simplifying fractions to their lowest terms, which is why 1/8 is the correct representation of 0.125.