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Vendlinski, Terry P.; Chung, Greg K. W. K.; Binning, Kevin R.; Buschang, Rebecca E. – National Center for Research on Evaluation, Standards, and Student Testing (CRESST), 2011
Understanding the meaning of rational numbers and how to perform mathematical operations with those numbers seems to be a perennial problem in the United States for both adults and children. Based on previous work, we hypothesized that giving students more time to practice using rational numbers in an environment that enticed them to apply their…
Descriptors: Feedback (Response), Intervention, Educational Research, Video Games

Buchanan, Anne E.; Romberg, Thomas A. – 1983
This paper documents the achievement monitoring component of a three-year study on the acquisition of addition-subtraction problem-solving skills by young children. A set of performance objectives contained in or ancillary to ten instructional units on sentence-writing for verbal problems and algorithms specified test content. Tests measuring…
Descriptors: Achievement, Achievement Tests, Addition, Data Collection

De Corte, Erik; Verschaffel, Lieven – 1980
Design and results of an investigation attempting to analyze and improve children's solution processes in elementary addition and subtraction problems are described. As background for the study, a conceptual model was developed based on previous research. One dimension of the model relates to the characteristics of the tasks (numerical versus word…
Descriptors: Addition, Cognitive Development, Cognitive Processes, Educational Research
Buchanan, Anne E.; Romberg, Thomas A. – 1982
This paper documents the achievement monitoring component of a three-year study on the acquisition of addition-subtraction problem-solving skills by young children. A set of performance objectives contained in or ancillary to ten instructional units on sentence-writing for verbal problems and algorithms specified test content. Tests measuring…
Descriptors: Achievement Tests, Addition, Concept Formation, Data Collection
Finkelstein, Harry – 1980
This mathematics textbook, developed for use with slow learners and learning disabled students in secondary school, contains 17 chapters. Among the topics covered are: number words; place value; rounding whole numbers; addition, subtraction, multiplication, and division of whole numbers; reducing fractions; mixed numbers; lowest common…
Descriptors: Addition, Division, Fractions, Learning Disabilities