TY - BOOK AU - DeVault,M.Vere AU - Boyd,Claude C. AU - Houston,W.Robert AU - Osborn,Roger TI - Extending understandings of mathematics U1 - 510 23 PY - 1969/// CY - Ohio PB - Charles E. Merrill KW - Matemáticas KW - LEMB N1 - 1. Developing historical perspectives ; 2. Evolving concepts of measurement ; 3. Álgebra as a generalization of arithmetic ; 4. Introducing modular arithmetic ; 5. Understanding geometry ; 6. Using statistics ; 7. Understanding the broader applications of mathematics ; 8. Extending understanding and interest recreations ER -