Three-Digit Addition with Regrouping
Practice adding three-digit numbers with regrouping, focusing on carrying over tens and hundreds.
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Three-Digit Addition with Regrouping
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Read each question carefully and solve the addition problems. Remember to regroup (carry over) when the sum of a column is 10 or more.
Solve the following addition problems. Show your work.
1. 345 + 178 =
2. 567 + 234 =
3. 789 + 123 =
4. 299 + 301 =
5. 416 + 285 =
Solve the following word problems. Show your work and write your answer in a complete sentence.
1. A baker made 475 chocolate chip cookies and 389 oatmeal cookies. How many cookies did the baker make in total?
2. A library has 623 fiction books and 298 non-fiction books. How many books does the library have altogether?
1. Which of the following is the correct sum of 256 + 187?
343
443
433
543
2. When adding 150 + 260, which digit will be regrouped from the tens place to the hundreds place?
0
1
2
4
Read each statement and determine if it is true or false.
1. When adding 123 + 456, you need to regroup in the ones place.
True
False
2. Regrouping is necessary when the sum of a column is 9 or less.
True
False