Description

Focus on the harder facts: 6×6, 6×7, 6×8, 6×9, 7×7, 7×8, 7×9, 8×8, 8×9, 9×9 (and their reverses). 20 questions weighted toward these commonly-missed facts. Show a hint button that reveals the strategy (e.g., for 8×7: '8×7 = 8×5 + 8×2 = 40+16 = 56'). Track mastery: facts answered correctly 3 times in

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