2nd Grade Math Worksheets: Addition

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 Looking to help your second grader build strong addition skills? Our Grade 2 addition worksheets cover everything from simple single-digit sums to more complex problems involving regrouping. These printable PDFs come with answer keys, making it easy to support your child’s learning journey at home.

Table of Contents

  1. Mental Addition (No Regrouping)

  2. Mental Addition (With Regrouping)

  3. Adding Multiple Numbers

  4. Whole Tens

  5. Harder Addition

  6. Whole Hundreds

  7. Adding 2-Digit Numbers in Columns

  8. Adding 3-Digit Numbers in Columns

  9. Addition Word Problems

Mental Addition (No Regrouping)

  • Adding Within 0-10:
    Practice simple sums like 4 + 5 =
  • Adding Within 0-10 - Missing Addend:
    Find the missing number, e.g., 4 + __ = 9
  • Add a 2-Digit and 1-Digit Number (No Regrouping):
    For example, 34 + 4 =
  • Add a 2-Digit Number and a 1-Digit Number (Missing Addend):
    Find the missing addend, e.g., 34 + __ = 38
  • Add Two 2-Digit Numbers (No Regrouping):
    For instance, 34 + 21 =

Mental Addition (With Regrouping)

  • Add Two 1-Digit Numbers:
    Examples include 6 + 7 =
  • Add Two 1-Digit Numbers (Missing Addend):
    Find the missing addend, e.g., __ + 7 = 13

Adding Multiple Numbers

  • Add 3 Numbers:
    Examples include 6 + 4 + 9 =
  • Add 3 Numbers (Missing Addend):
    Solve for the missing number, e.g., __ + 4 + 9 = 19
  • Add 4 Numbers:
    For example, 7 + 8 + 9 + 1 =
  • Add 4 Numbers (Missing Addend):
    Fill in the blank, e.g., 7 + 8 + __ + 1 = 25

Whole Tens

  • Adding Whole Tens:
    Examples include 30 + 80 =
  • Adding Whole Tens (Missing Number):
    Find the missing number, e.g., ___ + 80 = 110
  • Adding Whole Tens with 3 Addends:
    Practice problems like 30 + 80 + 10 =
  • Adding Whole Tens with 3 Addends (Missing Number):
    Fill in the missing number, e.g., 30 + __ + 10 = 120
  • Adding Whole Tens with 4 Addends:
    Examples include 30 + 80 + 10 + 20 =
  • Adding Whole Tens with 4 Addends (Missing Number):
    Find the missing number, e.g., 30 + __ + 10 + 20 = 140
  • Complete the Next Ten:
    Solve problems like ___ + 8 = 70
  • Adding by Completing Whole Tens:
    For example, 62 + 9 = 62 + 8 + 1

Harder Addition

  • Add 2-Digit and 1-Digit Numbers:
    Examples include 78 + 3 =
  • Add 2-Digit and 1-Digit Numbers (Missing Addend):
    Solve problems like 78 + __ = 81
  • Add a 2-Digit Number and Two 1-Digit Numbers:
    For example, 87 + 2 + 3 =
  • Add a 2-Digit Number and Three 1-Digit Numbers:
    Problems include 87 + 2 + 3 + 2 =
  • Add a 2-Digit Number and Three 1-Digit Numbers (Missing Addend):
    Solve for the missing number, e.g., 87 + 2 + _ + 2 = 94
  • Add Whole Tens to a 2-Digit Number:
    Examples include 87 + 40 =
  • Add a 3-Digit Number and a 1-Digit Number:
    Practice problems like 852 + 8 =
  • Adding Whole Tens and Two 1-Digit Numbers:
    For instance, 20 + 50 + 7 + 9 =
  • Adding Whole Tens to a 3-Digit Number:
    Problems like 451 + 30 =
  • Adding Whole Tens to a 3-Digit Number (Missing Addend):
    Solve for the missing number, e.g., 451 + ___ = 481

Whole Hundreds

  • Adding Whole Hundreds (2 Addends):
    Examples include 600 + 300 =
  • Adding Whole Hundreds (3 Addends):
    Practice problems like 600 + 300 + 400 =
  • Adding Whole Hundreds (Missing Addend):
    Fill in the blank, e.g., 600 + ___ = 900
  • Adding Whole Hundreds to Complete a Thousand:
    Solve problems like 700 + ___ = 1000

Adding 2-Digit Numbers in Columns

  • Add a 2-Digit Number and a 1-Digit Number in Columns:
    For example, 44
    • 4
  • Add Two 2-Digit Numbers in Columns (No Carrying):
    Problems like 36
    • 22
  • Add Two 2-Digit Numbers in Columns:
    Practice problems like 67
    • 26
  • Add Three 2-Digit Numbers in Columns:
    For example, 52
    • 47
    • 35
  • Add Four 2-Digit Numbers in Columns:
    Examples include 69
    • 97
    • 30
    • 21
  • Add a 2-Digit and a 1-Digit Number in Columns (Missing Addend):
    Solve for the missing number, e.g., 56
    +
    64
  • Add Two 2-Digit Numbers in Columns (Missing Addend):
    Practice problems like 39
    +
    50

Adding 3-Digit Numbers in Columns

  • Add Two 3-Digit Numbers in Columns (No Carrying):
    Examples include 111
    • 121
  • Add Two 3-Digit Numbers in Columns:
    Problems like 397
    • 984
  • Add Three 3-Digit Numbers in Columns:
    For instance, 456
    • 678
    • 789

Addition Word Problems

  • Simple Addition Word Problems (1-2 Digits):
    These are ideal for practicing straightforward addition.
  • Slightly Harder Addition Word Problems (1-3 Digits):
    A step up in difficulty for more advanced practice.
  • Mixed Addition and Subtraction Within 20:
    These problems combine both addition and subtraction for a balanced challenge.
  • Mixed Addition and Subtraction (2 Digits):
    A higher-level challenge with 2-digit numbers.
  • More Mixed Addition and Subtraction Word Problems:
    Perfect for students ready to tackle more complex scenarios.

These worksheets are perfect for helping second graders develop their addition skills, whether they are just starting with single-digit sums or moving on to more advanced problems. Download and print these PDFs to support your child's math learning at home!

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