How can 5 people share three segments gummy worm

Divide each segment into another 5 parts, that way they each get 3.

If you do the 3 gummy worms each divided into 5 more parts, you will have 15 segments of gummy worms. Then do 15 divided by 5 and they each get 3 segments of gummy worm.

5 people can share three segments of gummy worm by cutting each segment of the gummy worms in five parts of each segment to five times fifteen so each person can have 5 gummy worms each.