One slice of white bread, depending on the bread, can have between 100 and 200 calories in it. For an exact number, look at the nutrition label on the package of bread and it will tell you exactly how many calories per slice there are for that specific kind of bread.
Calories in Bread The amount of calories in a slice of bread will vary depending on the type of bread and how big the loaf is. One slice of one brand of white bread has 60 calories, but since two slices are usually considered a serving, a serving would be 120 calories.
1 pat of butter has 102 calories, mainly from fats. A slice of wheat bread has 69 calories and a slice of white bread has 79 calories. This is a total of 240 calories for two slices of wheat bread with butter and 260 calories for two slices of white bread with butter.
Depends on from what company. However, white bread is bad for you and will make you gain weight no matter how many calories. Even though whole grain bread has more calories, the calories in it aren't fattening. Go for grains.