An Active Learning Unit on Real Numbers,  Publications,  Teaching Ideas,  Thesis

IRRATIONAL NUMBERS

AN ACTIVE LEARNING UNIT ON REAL NUMBERS

July, 1970

DALE FISHER

Appendix A from “A Feasibility Study on Active Learning With Real Numbers” an M.Ed. thesis completed by Dale Fisher in the Department of Curriculum and Instruction

Reprinted with permission of the author by the Mathematics Council of The Alberta Teachers’ Association March, 1971

122 – 149

IRRATIONAL NUMBERS

Are you still puzzled about sqrt(2)? Let’s see if we can solve the problem by examining the following decimal numbers: