Primary and secondary students and fatty

Students every day in the heat of the recommended intake of 1700 ~ 2900 kcal, if 30% of calories come from the former fat, then the heat contributed by fat should not exceed 510 ~ 870 kcal. This heat, if converted into fat, the weight should be 57 ~ 96 grams, the equivalent of 8 to 10 tablespoon cooking oil. Of course, we can not eat so much oil a day, every day we must eat the fat contained in food is also taken into account, such as pork, beef, chicken, duck, fish and sesame seeds, walnuts, melon seeds and other nuts also contains more fat