Answer:
1/12
Step-by-step explanation:
When you add or subtract fractions, you need a common denominator.
Let's use the least common denominator of 12, 6, and 3.
Since 12 is a multiple of 6 and 3, the LCD is 12.
7/12 - 1/6 - 1/3 = 7/12 - 2/12 - 4/12 = 5/12 - 4/12 = 1/12
