Mammoths are extinct, but I would think they ate in way that resembles the way elephants eat,
Humans eat the woolly mammoth!
grass
yes nomads eat mammoth
Plants and Trees
The woolly Mammoth mainly ate grass flowers and vegetables
the wooly mammoth ate about ten billion pounds of food per hour
The Woolly Mammoth is a Herbivore, meaning it only eats plant matter.
Even for the big mammoth they where always hunted, some of there enemies where saber tooth cats, cave people and even the giant terror bird would join in for the meal.
A Columbian Mammoth weighs about ten metric tons. Giant males would eat u to 700 pounds of food.
The Colombian mammoth was a herbivore. The large animal ate gigantic fruit in the its time period such as the Osage-orange and the Honey locust.
Large animals, such as bison, horse, mammoth, etc.
45 pounds a day =]