This handbook is designed to provide teachers with an in depth knowledge of the number system. The language, both spoken and symbolic. Additive and multiplicative structures. Making use of the place value system for estimating and using mental strategies for calculating. Extending place value understanding to multiplication notation using exponents to multiply and divide very large or very small numbers. Positive and negative integers are included in this handbook as they are required for working with exponents and decimal numbers.

The handbook contains learning outcomes, teaching activities, follow up work and word problems for students from year 1 to year 8.

Assessment tasks are included to find out how efficiently your students can use the number system at different developmental points in their learning.

The CD contains the 5 assessment tasks and 110 follow up worksheets, 60 word problems and classroom resources - money, digit cards and place value houses.