8.NS.1: Give examples of rational and irrational numbers and explain the difference between them. http://staff.argyll.epsb.ca/jreed/math9/strand1/munchers.htm (GAME) http://www.math-play.com/rational-and-irrational-numbers-game/rational-and-irrational-numbers-game.html (GAME) 8.NS,1 Understand that every number has a decimal expansion; for rational numbers, show that the decimal expansion repeats eventually, and convert a decimal expansion that repeats into a rational number. 8.NS.2: Use rational approximations of irrational numbers to compare the size of irrational numbers, plot them approximately on a number line, and estimate the value of expressions involving irrational numbers. |