how do I work this problem step by step?

3yd5ft + 6yd2ft

This is how I worked the problem

3 yd 5ft
+6 yd 2ft

9yd 7ft

1 answer

You're right as far as you went.

Now we need to change 7 feet to 2 1/3 yards.

3yd5ft + 6yd2ft = 11 yards, 1 foot = 11 1/3 yards