Three species groups survived: the dromedary of northern Africa and southwest Asia; the Bactrian camel of central Asia; and the South American group, which has now diverged into a range of forms that are closely related, but usually classified as four species: llamas, alpacas, guanacos, and vicunas. vicuÃ±as
Census division code. The census division (CD) code is a two-digit code that is based on the Standard Geographical Classification (SGC). In order to uniquely identify each CD in Canada, the two-digit province/territory (PR) code must precede the two-digit CD code. For example:
Division is the most mentally difficult of the four basic operations of arithmetic, but the discipline and mastery of it provides an educational bridge from arithmetic to number theory and algebra. Teaching the objective concept of dividing integers introduces students to the arithmetic of fractions.