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Subtracting with regrouping (using base ten blocks)

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Grade 4
Number
2. N4.2
2.5 Subtracting with regrouping (using base ten blocks)

Subtraction with Regrouping: Mastering Math with Base Ten Blocks

Discover how base ten blocks make subtraction with regrouping easy to understand. Enhance your math skills with visual, hands-on learning that brings numbers to life and builds a strong foundation for future math concepts.


What You'll Learn

Identify when borrowing is needed in subtraction problems
Apply regrouping to exchange place values using base ten blocks
Subtract multi-digit numbers by aligning and regrouping place values
Verify subtraction results by checking borrowed amounts and remainders

What You'll Practice

1

Subtracting two-digit numbers requiring regrouping from tens to ones

2

Subtracting three-digit numbers with borrowing from hundreds to tens

3

Using base ten block models to visualize regrouping steps

4

Solving word problems involving subtraction with multiple regrouping steps

Why This Matters

Subtracting with regrouping is essential for handling real-world situations like calculating change, measuring differences, and managing budgets. Mastering this skill builds your confidence with multi-digit arithmetic and prepares you for more advanced math concepts like algebra and problem-solving.

This Unit Includes

8 Video lessons
Practice exercises
Learning resources

Skills

Subtraction
Regrouping
Borrowing
Place Value
Base Ten Blocks
Multi-digit Operations
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