Dropping Weight With Diet Alone: Here's how to get lean and make positive progress, even when life ends up being ULTRA-busy. Here's the calorie total I suggest if you wish to slim down without exercise. Multiply your target weight in pounds by 10 to 12. This is how many calories you will consume every day. This most likely sounds low. A great deal of online calorie calculators will tell you to eat more. You can most likely get away with consuming more calories if you are young. Source by rustymoore