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Addition Basic
Solve 10 addition problems as fast as you can.
Score
Your best performance
Play a game to see your score
Ranks
Score requirement for each rank
SilverSilver
90 sGoldGold
70 sRubyRuby
55 sEmeraldEmerald
45 sDiamondDiamond
35 sMasterMaster
25 sGrandmasterGrandmaster
15 sAttempt History
Your performance over time
Play a game to see your history