Addition and Subtraction


Addition and Subtraction

SOL 3.3ab

a. Estimate and determine the sum or difference of two whole numbers; and
b. Create and solve single-step & multistep practical problems involving sums or differences of two whole numbers, each 9,999 or less.

Using Base Ten Blocks

Solving Word Problems with Thinking Blocks

IXL logo

IXL Activities

Below is a list of Mr. Bradford's recommended IXL activities for this unit based on Virginia SOLs. Be sure to login on IXL before you begin!

Inverse Relationship of Addition & Subtraction

Properties of Addition

3-Digit Addition

4-Digit Addition

3-Digit Subtraction

4-Digit Subtraction

Word Problems

Multi-Step Word Problems