There should not be any need for supplemental protein in a good full ration chicken feed. However there are some 'artisan' chicken feeds on the market that omit the expensive animal protein and instead charge more for vegetarian chicken feed.
There is nothing wrong with this except that...
I am unsure how to use common core to solve math problems. But back when i leaned how to add, subtract, multiply, and divide using a dinosaur's rib cage, 10 feet multiplied by 16 feet is equal to 160 sq feet. 160 square feet divided by 40 birds equals 4 square feet per bird.
But the real...