Noodles and rice unit calories are not high, why would you be fat
Ordinary noodles (boiled) 100 grams: 280-400 calories or so (cooking methods are different calories are different) white rice 100 grams: 116 calories for a glance. But you can't eat rice without eating vegetables, should be accompanied by a lighter diet, try to avoid frying and baking food, reduce the intake of fat and salt, so you will not get fat.