Final answer:
The answer to the expression 1/3 - (-5/3) is 2, after converting the subtraction of the negative number to addition and then adding the fractions with the same denominator.
Step-by-step explanation:
The student asked for the solution to the arithmetic expression 1/3 - (-5/3).
To solve this, you change the subtration of a negative number to addition. So the expression 1/3 - (-5/3) becomes 1/3 + 5/3. Now, you simply add the two fractions since they have the same denominator.
1/3 + 5/3 = (1+5)/3 = 6/3
6 divided by 3 equals 2. Therefore, the answer is 2.