46 Addition and Subtraction Concepts
Successful Strategies
The take away subtraction concept is best understood in
context. Students need to engage in many types of take away
situations to build conceptual understanding. Our goals are
not for students to memorize vocabulary such as minuend
and subtrahend. Instead we need to model these words as we
teach the students the true meaning of take away subtraction.subtract, subtraction,
take away, minus sign,
equation, minuend,
subtrahend, differenceMath Words to Use
Questions at Different Levels of Cognitive Demand
Recall: What is eight take away three?
Comprehension: How would you explain take away
subtraction?
Application: How would you use take away
subtraction in this situation?
Analysis: Which number story represents take away
subtraction?
Evaluation: Which type of subtraction best represents
this math situation?
Synthesis: If you started with 6 more, how would that
affect the difference?EASYCOMPLEX