According to the weight chart, you are over weight by 10kg. In order to reduce weight you have to either increase your activity by excercise or decrease your food intake. please refer following links Calorie Needs https://www.webindia123.com/health/diet/calorie/calorie.htm , Weight Chart https://www.webindia123.com/health/diet/calorie/weight.htm , Calorie Calculation https://www.webindia123.com/health/diet/calorie/calculation.htm, Calore to gain/lose weight https://www.webindia123.com/health/diet/calorie/gain.htm