9 stegosaurus footprints and 6 tyrannousaurus footprints how many footprints were there altogether?

To find the total number of footprints, simply add the number of stegosaurus footprints to the number of tyrannosaurus footprints. That is 9 (stegosaurus) + 6 (tyrannosaurus) = 15 footprints altogether. So, there are 15 footprints in total.