Grade 3 · Math
Addition
25 free printable worksheets ready to download and print.
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Worksheets
Adding by 10s Worksheet
Practice adding by tens with number lines and equations in this third-grade math worksheet.
Adding Three Single-Digit Numbers
Practice adding three single-digit numbers with this engaging worksheet for third graders. Develop mental math skills and number sense.
Doubles Plus 1 Strategy
Practice the doubles plus 1 addition strategy with this third-grade math worksheet, featuring various question types.
Doubles Plus 1 Strategy
Practice the doubles plus 1 addition strategy with this third-grade math worksheet, featuring various question types.
Composing and Decomposing Numbers Worksheet
Practice composing and decomposing numbers up to 1,000 with this Grade 3 math worksheet, focusing on place value and addition strategies.
Addition Within 20 Worksheet
Practice addition facts within 20 with various question types for Grade 3 students.
Three-Digit Addition with Regrouping
Practice three-digit addition problems that require regrouping in the ones, tens, or hundreds place.
Addition Within 100 Worksheet
Practice addition facts within 100 with this third-grade math worksheet.
Two-Digit Addition with Regrouping
Practice adding two-digit numbers with regrouping, a key skill for Grade 3 math.
Addition and Counting on Number Lines
Practice addition and counting on number lines for Grade 3 students.
Two-Digit Addition Practice
Practice adding two-digit numbers with and without regrouping at a Grade 3 level.
Two-Digit by One-Digit Addition
Practice adding two-digit numbers to one-digit numbers with this worksheet, designed for third-grade students.
Part-Part-Whole Relationships
Understand and apply part-part-whole relationships in addition and subtraction for third graders.
Part-Part-Whole Relationships
Understand and apply part-part-whole relationships in addition and subtraction for third graders.
Addition and Missing Addends
Practice addition and finding missing addends with this Grade 3 math worksheet.
Adding Tens Worksheet
Practice adding multiples of ten to two-digit numbers with this Grade 3 math worksheet.
Partial Sums Addition Worksheet
Practice adding numbers using the partial sums strategy for Grade 3.
Partial Sums Addition Worksheet
Practice adding numbers using the partial sums strategy for Grade 3.
Adding Three Numbers Worksheet
Practice adding three single-digit and double-digit numbers with this Grade 3 math worksheet.
Addition on a Number Line
Practice adding numbers using a number line for Grade 3 students.
Adding Zero Worksheet
Practice adding zero with this worksheet for 3rd graders, focusing on the identity property of addition.
Number Combinations Worksheet
Practice identifying and creating number combinations for Grade 3 math students.
Adding with Zero Worksheet
Practice adding numbers with zero for Grade 3 students.
Three-Digit Addition Practice
Practice adding three-digit numbers with and without regrouping.
Adding Within 1000
Practice adding three-digit numbers with this worksheet designed for third graders.
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