BlackJack Math Cross Numbers Achievements Here is the full list of all 8 BlackJack Math Cross Numbers achievements.Filter Achievement View View Image viewList view Sort by TrueSteamAchievement desc TrueSteamAchievement asc Achievement name desc Achievement name asc TSA Ratio desc TSA Ratio asc Gamers desc Gamers asc Steam order Date won desc Date won asc What are achievement flags? Click to find outApply 5 LevelsComplete level 5 Locked10 LevelsComplete level 10 Locked15 LevelsComplete level 15 Locked20 LevelsComplete level 20 Locked25 LevelsComplete level 25 Locked30 LevelsComplete level 30 Locked35 LevelsComplete the game LockedGood IdeaGot 51 as a result Locked