The definition of injustice is something that is not fair or just. An example of injustice is when an innocent person is sent to jail for a crime he did not commit. the quality of being unjust or unfair; lack of justice. an unjust act; injury.
That means that you don't exercise on a regular basis. The calorie calculator may say that you need to eat 1,200 calories per day to lose weight. But you don't think that you can cut enough food from your diet to reach that number. That's okay.
Step 2. Subtract from that number to lose weight. You need to burn 3,500 calories to lose 1 lb. If you don't plan to exercise, the entire deficit needs to come from cutting calories. Cutting roughly 500 calories a day from your target number will result in a 1-lb. weight loss each week.