When we depend on a budget, every penny can be important to savings daily. In times of crisis, it is essential to stretch the cost for 52-week money challenge. Each person can perform the calculations based on the currency used, whether the euro, the dollar, the ruble or the franc. Here, we’ll show how to save money weekly. In the same way, we can use different multiples, using coins of 2 units, of 3, of 5 … etc. Being able to adapt to the savings of all kinds of people, without taking into account their financial starting point.