Add numbers with sums up to 1 000 000 and subtracts numbers where both numbers are less than 1 000 000, with and without regrouping.

Add and Subtract Numbers with Sums up to 1,000,000

Discussion: Addition and Subtraction with and without Regrouping

In this lesson, we will learn how to add and subtract numbers where the sums are up to 1,000,000, with and without regrouping.

Example 1: Addition without Regrouping: 345,678 + 234,567 = 580,245

Example 2: Addition with Regrouping: 654,321 + 456,789 = 1,111,110

Example 3: Subtraction without Regrouping: 876,543 - 123,456 = 753,087

Example 4: Subtraction with Regrouping: 987,654 - 234,567 = 753,087

Steps for Addition:

• Line up the numbers according to their place values.
• Add the digits from right to left, carrying over when necessary.

Steps for Subtraction:

• Line up the numbers according to their place values.
• Subtract the digits from right to left, borrowing when necessary.

Introduction to Adding and Subtracting Numbers

Now that you understand the process, let’s test your skills with a quiz!

Quiz Questions

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