How to Add 2-Digit Numbers Without Regrouping: Simple Examples
The Organic Chemistry TutorDecember 9, 20251 min4,792 views
4 connectionsΒ·8 entities in this videoβAdding Two-Digit Numbers
- π‘ The video demonstrates how to add two-digit numbers, focusing on examples that do not require regrouping.
- π― The process involves adding the numbers in the ones column first, followed by the numbers in the tens column.
Example 1: 25 + 43
- β To solve 25 + 43, first add the ones column: 5 + 3 equals 8.
- β Next, add the tens column: 2 + 4 equals 6.
- β The sum of 25 + 43 is 68.
Example 2: 52 + 37
- β Add the ones column: 2 + 7 equals 9.
- β Add the tens column: 5 + 3 equals 8.
- β Therefore, 52 + 37 equals 89.
Example 3: 32 + 43
- β Add the ones column: 2 + 3 equals 5.
- β Add the tens column: 3 + 4 equals 7.
- β The result of 32 + 43 is 75.
Example 4: 24 + 91
- β Add the ones column: 4 + 1 equals 5.
- β Add the tens column: 2 + 9 equals 11.
- β This results in 115, illustrating a case where regrouping might be needed in other contexts, but the method shown still applies.
Conclusion
- π The tutorial concludes by summarizing the method for adding two-digit numbers without regrouping, using the provided examples.
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Whatβs Discussed
AdditionTwo-Digit NumbersMath TutorialElementary MathRegroupingPlace Value
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