Hope this helps but I think it is A.)addition property of equality.
6/9 is equivalent to the fractions 60/90 and 600/900. The amount of zeros you add on does not matter as long as you do it to the top and bottom. The division sign cancels it out.
Answer:
each friend would get 1/6 when you divide 1/2 by 3
Step-by-step explanation:
The best unit to measure the capacity of water, would be gallons