Grade 3 · Math
Addition
22 free printable worksheets ready to download and print.
Subtopics
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.
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.
Addition and Missing Addends
Practice addition and finding missing addends with this Grade 3 math worksheet.
Part-Part-Whole Relationships
Understand and apply part-part-whole relationships in addition and subtraction for third graders.
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.
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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