How much should a person spend at least in his life?

If you can live to be 80. Don't count until you are 20. 20-90 = 70 years old, 70* 12= 142 months, 2000 * 142 = 284,000 = 300,000. If you spend 2,000 a month,142 months is about 300,000. 1000 *142 =142000 yuan, which is unexpected. Including illness, eating delicious food from time to time, giving other people's children lucky money of 30 * 2 *1.5+142000 =1042000 yuan. For a family of three, the children's expenses are equal to 1.5. Is it necessary to buy a house? ! 1 0 *142 =1420 water fee 200 *142 = 28,400 electricity fee110,000 house, 40,000 decoration and 60,000 furniture1420+28,400+/kloc-. Conclusion: If you want to live a healthy, happy and safe life. You should prepare at least 2 172000 yuan. Buying a car is not necessarily a good thing. If you really want to buy it, you have to add another messy one.