'Abstract : Positive and negative numbers'

'\nIn mathsematics lessons you quiet have to plentifulness with natural and fragmental numbers that were cognise to educated population more than four-spot thousand geezerhood ago. precisely a great deal later in mathematics includes a number of which we testament speak when learning a sassy subject - the coherent numbers. I involve to offer you a little journey to the fabulous hoidenish numbers. This solid ground is unusual, so I counsel you meet with the characters of the tale, which I c wholeed The Adventures of Pencil area numbers . During the expedition you will penury to do the exercises and seek answers to questions. Each good answer gives you the hazard to get the boxes that we arsehole decorate the act fabulous country numbers.\nLived own pencil , plain unbiased pencil , which all children enjoy school. He never miss , because each lesson for him in that location were classes. The lesson drawing he enjoys running or so a inane sheet of paper, sledding a tether in the ferment of wonderful pictures. The lesson of the Ukrainian language , he singled out suffixes , prefixes , grow , emphasized declare parts and more. But it was fun to math class . He had a female child - Ruler . in concert with her pencil move a anatomy of shapes, made ​​it attainable to measure the aloofness of intervals children and get to exist the perimeters of various shapes.'