# Mental Math: Tricks And Practical Strategies To Make Calculations Faster

Mental Math: Tricks And Practical Strategies To Make Calculations Faster

Will you pay more a $19.99 shirt with a 20% discount or a $24.99 shirt with a 30% discount? Can you quickly calculate how many eggs you’ll need to make 100 pancakes, if your recipe says that 2 eggs make 20 pancakes? Can you reckon how much will a $30/month gym membership cost over the course of 24 months without writing anything or pulling out a calculator?