FastFour!|遊戲線上App不用買

***A challenging game to improve your mental math skills***How to play: Use all 4 numbers exactly once to solve for 24 using the following basic operations: +, -, x, ÷Why this App:*Lightning fast calculations and responsive game play*Puzzle available for all skill levels from (i) easy to (ii) extremely difficult*Simple tap to combine functionalityFor free the App includes every single puzzle that is mathematically possible using the numbers 1,2,3,4,5,6,7,8,9,10,11, and 12– a solution is available if you are stuck on an extremely difficult puzzle– the ability to save puzzles to a clipboard and share them with peersTarget audience, anyone who:(1) wants to improve their mental math skills or(2) is competitive and wants to test their mathematical acumen against the rest of the worldExample puzzle: 3 4 5 6Potential solution: Step 1: 4 – 3 = 1 = s1 Step 2: 5 – s1 = 4 = s2 Step 3: s2 * 6 = 24 (s1) – solution from step 1 (s2) – solution from step 2Featured in “Top 5 New & Noteworthy” Educational Games in the App Store upon releaseFree App Extras:- Combinations may include single digit numbers, double digits numbers, and integers based on user preference

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