Y5T2 Unit 9 Addition and subtraction1

Date of issue: May. 2004

What is it?

Objectives:

Identify near doubles, such as 1.5 + 1.6.
Add or subtract the nearest multiple of 10 or 100, then adjust.
Develop further the relationship between addition and subtraction.
Add several numbers (e.g. four or five single digits, or multiples of ten such as 40 + 50 + 80).
Use informal pencil and paper methods to support, record or explain additions and subtractions.
Choose and use number operations to solve problems and appropriate ways of calculating: mental, mental with jottings, written methods, calculator.

Note: The Word file is the Unit Plan only. The PDF file contains the Unit Plan and its associated resources.