TEKS Math Task Cards for 6th Grade Math Centers: These 24 task cards are aligned with TEKS Standard 6.14B Financial Literacy - Debit Cards and Credit Cards. Several types of questions help you assess how well your students distinguish between debit cards and credit cards. 6.14B Distinguish between debit cards and credit cards.Task cards are great for a whole-class game, math centers/stations, fast finishers, extra practice, homework, scavenger hunt, quiz-quiz-trade, morning work, small groups,