Final answer:
0.333333333 in decimal form is equivalent to 1/3.
Step-by-step explanation:
0.333333333 in decimal form is equivalent to ⅓ or 1/3. When a number has a repeating decimal pattern like this, it can be expressed as a fraction. Since the digit 3 repeats infinitely, we can represent the number as 1 divided by 3.
Learn more about Converting repeating decimals to fractions