10 Common Things That Became Obsolete

Calculators

Almost every person used a calculator at least once in high school or at school for different calculations. Of course, now it’s easier for us to keep just a phone equipped with all possible functions that can help us with anything. 

But you have to know that in some social science universities, it’s allowed to have a calculator at the exam for various calculations, the phone being banned there. So, don’t get rid of them because you may need it!