12 + 16 = 28.
If you divide 28 by 4, you get seven.
You can have 7 pieces of yarn, which are all the greatest length of 4 feet each.
Have a great day!
-PepeTreefrogThe2nd
I think the answer is 4 feet. First I added the 12 and 16 feet then figured out that you can divide 28/4 evenly so The answer should be 4 Feet .
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