MentCalc for iOS MentCalc: a mental math trainer for speed arithmetic enthusiasts!This application is targeted to those who want to develop a better sense of...
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MentCalc for iOS Description

MentCalc: a mental math trainer for speed arithmetic enthusiasts!This application is targeted to those who want to develop a better sense of numeracy. How quickly can you multiply 36 x 27 in your head? With practice, you can calculate the product (972) faster than you can write the question down!Being numerate is crucial for interviews in fields including finance (whats the yield?) and consulting (public math). It allows you to make better economic decisions and quickly check other peoples work. The challenging problem types in MentCalc will improve your numeracy and help keep your brain agile.Key Features:- Custom exercises with the number and types of problems you want to practice- Optional problem visibility timer that forces you to mentally keep track of the question- Time series plots showing the number of problems solved and average completion time by question typeExercises Include:- Addition (2x2 and 3x3 digit)- Subtraction (2x2 and 3x3 digit)- Multiplication (1x2, 2x2, and 3x3 digit)- Division (dyadic fractions and denominators 1-12)- Treasury Bond Quotes (to 32nds and 64ths)Please contact me (mentcalc@gmail.com) with any feedback or feature requests. I also highly recommend the course of study in Henry Stickers How to Calculate Quickly. Thank you!

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