I've been researching this, and the best I can find (I have no evidence to support this, so use at your own risk) is between 360-400 calories per 100 grams. One source labeled it as 300 calories per cup.
I cannot say for all forms of Maltodextrin as their MacroNutrient Breakdown will be different in each product but the product I use is 190KCals per 50g which obviously puts it directly in the middle of the accepted answer.
28 grams is a oz-, a oz is 30cc's a tablespoon is 15cc and a teaspoon is 5cc, so 100 grams is about a 1/2 cup.
On Wiki 1gram is less than 4 cal.so that's close as you can get.
A "cup o noodles" from Nissan is at least 33O calories a cup.
there are about 35 calories in a cup of zuccini
A cup of boiled cabbage has 40 calories.
There are about 19 calories in 1 cup of zuchinni.
There is 216.5 calories are in a half cup.
There are 36 calories in one cup of kohlrabi.
1 cup of cooked sauerkraut has about 27 calories.
25 calories per half cup
About 20 calories are in a half-cup of tomatoes.
70 calories.
There are:234 calories in 1 cup of sliced avocado240 calories in 1 cup of cubed avocado368 calories in 1 cup of pureed avocado276 calories in 1 cup of pureed Florida avocado384 calories in 1 cup of pureed Californian avocado.
480 calories per 1 cup of Bisquick