Khan Academy: Worked Example: Subtracting 3 Digit Numbers (Regrouping Twice)

Take subtraction to the next level with this resource, which contains 20 subtraction problems with three-digit numbers. After completing these problems, second and third graders work on five additional problems, which involve two-digit...

Looking for a simple way to practice 3-digit subtraction? Use this review page to reinforce your second and third graders' subtraction skills. It includes twenty problems for them to solve, as well as five problems using money. Useful as...

Subtraction problems are simple - or are they? Fourth graders subtract 2-digit numbers from 3-digit numbers in different formats, including vertical problems, horizontal problems, and word problems. Use this resource at the end of your...

Sal using regrouping (borrowing) to subtract 913-286.

Learn to use regrouping (borrowing) and place value to subtract 971-659.

Sal has to borrow from a 0 to subtract 301-164.

Demonstrates how to subtract 3-digit numbers when the first number has a zero in the tens place. The example used is 301 - 164. [2:23]

Subtract 357-156 using place value strategies.

Addition and subtraction are essential skills for all young mathematicians. Explain the step-by-step process with respect to place value using these real-world examples. Focus is on numbers in the tens, hundreds, and thousands, making...

Sal shows how to subtract 357-251 (without regrouping) using place value. Includes a video, transcript, and question and answer section. [2:56]