This eBook introduces the subject of addition and subtraction practice, the number bonds of 15 and 20, arithmetic codebooks and crosswords, written addition and subtraction (including decimals), adding three numbers and dealing with money.This eBook is part of our range of Grades 3, 4 & 5 math eBooks that are aligned with the North American curriculum.Our Grades 3, 4 & 5 math eBooks comprise three principle sections. These are, notably:•Number and Algebra•Shape, Space and Measure•Handling DataIn addition, there exists for Grades 3, 4 & 5 a Publications Guide eBook, a Mental Math eBook and a Times Table Practice eBook. We also produce a combined Grades 1 & 2 and Grades 3, 4 & 5 Times Table Practice eBook.Our math eBooks are produced such as that as well as a Publications Guide, and three principle publications corresponding to the principle sections (Number and Algebra, Shape, Space and Measures as well as Handling Data) there are individual modules produced within each principle section which are published as eBooks.Addition and Subtraction Practice is a module within the Number and Algebra principle section our Key Stage 2 (KS2) publications. It is one module out of a total of eight modules in that principle section, the others being:•Counting Practice•Number Patterns and Sequences•Integers•Fractions, Percentages and ratio•Decimals•Multiplication and Division Practice•AlgebraAfter studying Elementary School 'Grades 3, 4 & 5 - Math – Addition and Subtraction Practice - Ages 8-11' eBook your child or the student should be confidently able to:-understand and undertake the more advanced addition and subtraction operations using the written methods of addition and subtraction for whole numbers as well as decimals.