Multi-digit addition word problems help us understand how to add larger numbers in everyday situations. These problems often involve adding numbers with three, four, or even more digits. The key is to line up the numbers correctly by their place value (ones, tens, hundreds, etc.) and then add each column, carrying over to the next column when the sum is greater than 9.
Match the following terms with their correct definitions:
| Term | Definition |
|---|---|
| 1. Sum | A. The value of a digit based on its position in a number. |
| 2. Addend | B. To bring two or more numbers together to find their total. |
| 3. Place Value | C. A number being added. |
| 4. Regrouping | D. The result of adding two or more numbers. |
| 5. Add | E. To carry over to the next column when the sum is greater than 9. |
Read the paragraph below and fill in the missing words:
When solving multi-digit addition problems, it's important to line up the numbers by their __________. Then, start adding from the __________ place. If the sum in any place is greater than 9, you need to __________. The final result is called the __________.
Explain in your own words why it is important to line up the digits by place value when adding multi-digit numbers.
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