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Direct linkTabart, Paul; Skalicky, Jane; Watson, Jane – Australian Primary Mathematics Classroom, 2005
The authors discuss proportional reasoning as a challenging yet central concept for students in the middle grades that lays a foundation for mathematics studied later in high school. Four types of proportional reasoning problems are discussed: (1) Part-part-whole (comparing a subset (part) of a whole with its complement (other part) or the whole…
Descriptors: Numeracy, Mathematical Concepts, Mathematics Instruction, Middle School Students
