Toasted bread does not have fewer calories than untoasted bread. The calorie content of bread remains the same whether it is toasted or untoasted.
The calories in toast should have the same calories as the bread that was toasted because the only difference is the water that evaporates when the bread is toasted. Water has not calories so there is no change in calorie content (until you butter it, then you've got calories).
Calories can be healthy or unhealthy. There are a lot of calories in say bread but there a fewer calories in broccoli. There is really no way to decide if the are healthy or not.
According to caloriecount.com, a veggie 6 " sandwich from SUBWAY is 230 calories. If your question is more generic and not about a subway 6" sandwich you would need to list the ingredients.
fewer than 1200 calories
nectarine has 62+C calories
Fewer calories.
yes. celery has negative calories
I think they put fewer preservatives in whole wheat bread.
Vodka generally has fewer calories than whiskey.
Eating fewer calories than you are burning will generally result in weight loss. However, if you eat fewer carbohydrates (bread, pasta) and more protein (meat, eggs, and cheese), you can often lose weight even on diets that have higher overall calorie numbers.
With exercise it can, yes.
Cookie has far fewer calories.