Add the Cards for Mac1.0

You have four cards and a number. Your mission is to use + - x / (addition, subtraction, multiplication, division) to get the number from these cards. How quickly can you do it?

Here's an example: can you get 18 from [5] [2] [3] [7]? (Hint: 21 - 3 = 18!)

Other features:

• Each level has a different goal, to keep you thinking.
• Play hundreds of levels in the order of increasing difficulty and test your ability before the clock runs out.
• Play in a window or full screen.
• As a bonus, we've also included 2000+ random levels.
• Find a level too hard? A "cheat sheet" solution is included for all numbers.