teaching resource

Split Strategy Interactive PowerPoint

An 11-slide teaching presentation that focuses on the split strategy.

This interactive PowerPoint contains visual representations of the split strategy process. There are 2 completed step-by-step examples to present to the class, and multiple examples to work through in a guided context.

Use the pen tool in Slide Show mode to fill in the blank circles and model how to ‘split’ the numbers into their place value for easier mental addition.

Easily edit the teaching presentation by duplicating slides and altering the numbers used in the examples.

This presentation contains links to the following teaching resources:

Split Strategy Worksheet

A worksheet that focuses on using the split strategy to add two-digit numbers. 2 pagesGrades: 2 - 3

Curriculum

• CCSS.MATH.CONTENT.2.NBT.A.1

Understand that the three digits of a three-digit number represent amounts of hundreds, tens, and ones; e.g., 706 equals 7 hundreds, 0 tens, and 6 ones. Understand the following as special cases:

• CCSS.MATH.CONTENT.2.NBT.A.3

Read and write numbers to 1000 using base-ten numerals, number names, and expanded form.

• CCSS.MATH.CONTENT.2.NBT.B.6

Add up to four two-digit numbers using strategies based on place value and properties of operations.

• CCSS.MATH.CONTENT.3.NBT.A.2

Fluently add and subtract within 1000 using strategies and algorithms based on place value, properties of operations, and/or the relationship between addition and subtraction.