The Fourth Book in the Essential Elements series of Children's Arithmetic By Grades, written by William Estabrook Chancellor and published in 1901, is a comprehensive guide to arithmetic for students in their fifth year of primary school. The book covers a wide range of topics, including addition, subtraction, multiplication, and division of whole numbers, fractions, decimals, and percentages. It also includes lessons on measurement, geometry, and basic algebraic concepts. The book is designed to be used as a textbook in the classroom, with clear explanations and numerous examples provided to help students understand the material. The exercises and problems presented in the book are designed to help students develop their problem-solving skills and apply their knowledge to real-world situations. Overall, the Fourth Book in the Essential Elements series is an essential resource for teachers and students alike, providing a solid foundation in arithmetic that will serve students well throughout their academic and professional lives.This scarce antiquarian book is a facsimile reprint of the old original and may contain some imperfections such as library marks and notations. Because we believe this work is culturally important, we have made it available as part of our commitment for protecting, preserving, and promoting the world's literature in affordable, high quality, modern editions, that are true to their original work.