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What are the interdisciplinary contents of the first volume of mathematics in the fifth grade of Beijing Normal University Edition?
The interdisciplinary contents of fifth grade mathematics in Beijing Normal University include number and algebra, graphics and audit, statistics and probability. Number and algebra have three units: division of fractions, multiples and factors, and meaning of fractions. Graphics and geometry have three units: axial symmetry and translation, polygon area and combined graphics area. Statistics and probability are units of possibility.