Math Cards ! ! is a great way to learn and practice addition, subtraction, multiplication, and division. Customize your own problem sets to focus on your needs. Set the top numbers and bottom numbers for each operator. Original Version Features: 1) Choose from the following operators: +, -, x, ÷ 2) Set the top and bottom addends for addition 3) Set the top and bottom numbers for subtraction 4) Set the top and bottom factors for multiplication 5) Set the divisors and quotients for division 6) Allow negative answers for subtraction if desired 7) Set the timer on or off 8) Set the number of problems in the problem set Additional Features in This Version: 1) Multiple choice option 2) Random or sequential card order 3) "Redo Mistakes" button for additional practice of incorrectly answered problems 4) "Mix" operator to mix operators (+,-,x,÷) in problem set 5) Larger top and bottom addends for addition 6) Larger top and bottom numbers for subtraction 7) Larger top and bottom factors for multiplication 8) Larger divisors and quotients for division If you like this app, please consider giving it a rating. Your support will help keep the updates coming! Thank you for your support!