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3rd Grade Three-digit Addition Worksheets and Activities
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Math
Three-digit addition
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Adding 3-digit and 1-digit numbers - Sub
Level
Grade
3rd Grade
Topic
Addition
Adding 3-digit and 1-digit numbers - Sub
In this addition worksheet, students add a 1-digit number and a 3-digit number. Some problems involve regrouping. Worksheet instructions: Find the sum for each problem below.
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Adding 3-digit and 1-digit numbers - Plane
Level
Grade
3rd Grade
Topic
Addition
Adding 3-digit and 1-digit numbers - Plane
In this worksheet, students add a 1-digit number to a 3-digit number. Some problems involve regrouping, making it great for building fluency and number sense. Worksheet instructions: Find the sum for each problem below.
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Add two 3-digit numbers in columns - Sun Shades
Level
Grade
3rd Grade
Topic
Addition
Add two 3-digit numbers in columns - Sun Shades
Worksheet instructions: Find the sum for each addition problem (with regrouping).
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