Although approximately 6% of students have a mathematics learning disability (MLD) also
known as dyscalculia, little is known about how MLD impacts students beyond basic …

This chapter focuses on the development of concepts that children draw on as they work
toward understanding negative numbers. Framed from a conceptual change lens, I discuss …

The availability and quality of school facilities has long been a hot topic, not only at the level
of self-government, but also in respect of the whole public administration within the context …

Elementary and middle school prospective teachers participated in semi-structured problem
posing for integer addition and subtraction. The prospective teachers (n= 98) posed a variety …

Students often experience cognitive conflicts when trying to interpret negative numbers'
order and values because they do not correspond to their prior whole number knowledge …

Abstract Mathematics education researchers have long pursued—and many still pursue—an
ideal instructional model for operations on integers. In this chapter, I argue that such a …

Three Grade 5 children participated in a microgenetic study embedded in 12-week teaching
experiment on integer addition and subtraction. They solved open number sentences in four …

In this study, we explored second and fifth graders' noticing of negative signs and
incorporation of them into their strategies when solving integer addition problems. Fifty-one …

The purpose of this study was to identify affordances and limitations of using order and value
comparison tasks versus number placement tasks to infer students' negative integer …

This chapter focuses on the interaction of two first graders as they attempt to make sense of
a particular instructional context for learning negative numbers. The context is one where …