1/3 will become 2/6.
Steps in adding fraction.
Step 1. Make sure that the denominators are the same:
5/6 + 1/3 * 6 and 3 are the denominators. they are not the same. however, 6 is twice the number of 3. Thus, multiply 2 to the numerator and denominator of 1/3
1/3 * 2/2 = 2/6
5/6 + 2/6
Step 2. Add the numerators. Put the sum above the common denominator.
(5+2) / 6 = 7/6
Step 3. Simplify the fraction.
7/6 = 1 1/6
Addison used 1 1/6 yards of ribbon in all.