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COGNITIVE DEMANDS AND SECOND LANGUAGE LEARNERS

COGNITIVE DEMANDS AND SECOND LANGUAGE LEARNERS. Sample problem.

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COGNITIVE DEMANDS AND SECOND LANGUAGE LEARNERS

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  1. COGNITIVE DEMANDS AND SECOND LANGUAGE LEARNERS

  2. Sample problem • Sandy’s family does its laundry at a coin-operated laundromat. It costs $1.25 per load to use the washing machine and 25 cents per load to use the dryers for 10 minutes. Sandy’s family has 5 loads of laundry to do and each load will need to be in a dryer for 30 minutes. Which expression will give Sandy’s family the total cost of doing these loads of laundry? • A. ($1.25 + $0.25) x 3 x 5 • B. [$1.25 + (3 x $0.25)] x 5 • C. [(3 x $1.25) + $0.25] x 5 • D. 3 x ($1.25 + $ 0.25) x 5

  3. A framework for planning and reflecting on Mathematics Instruction

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