how much proteins/carbs/fats/ total calories you eat per day.
a bowl of oats- how much is that? ive had bowls that can only fit half a cup of oats, ive had bowls that can fit 3 cups of oats. how much?
grilled chicken- weigh it out, tell us the caloric value. you could be eating 4 oz or 24 oz. big difference.
etc etc.
see what i mean?