Numbers: Rational and Irrational - auth

4 NUMBERS: RATIONAL AND IRRATIONAL -2 _'1 o Figure 3 2 3" , , 2 When mathematicians talk about rational numbers, they mean posi­ tive and negative whole numbers (which can be represented as ratios, e.g., 2 = 2/1 = 6/3, etc.), zero, and common fractions. The positive and negative whole numbers and zero are also called integers, therefore

  Number, Rational, Irrational, Rational numbers, Rational and irrational