Addition Worksheets — Math Worksheets for 2nd Graders
Adding to 1,000: whole tens and hundreds, columns with and without regrouping, and missing numbers.
16 topics, each with up to 15 printable worksheets and answer keys. Start with Add Four Single-Digit Number and work down the list, or jump to the skill your child needs.
Add Four Single-Digit Numbers
Add four one-digit numbers, such as 3 + 6 + 4 + 8.
Add Whole Tens (3 or 4 Numbers)
Add three or four numbers that are whole tens, like 30 + 40 + 20.
Whole Tens — Missing Number
Find the missing number when two whole tens make a total, like 40 + __ = 110.
Add 2-Digit Numbers (No Regrouping)
Add two 2-digit numbers in columns when the ones add to less than 10.
Add 2-Digit Numbers (With Regrouping)
Add two 2-digit numbers in columns when the ones make 10 or more (sums up to 99).
Add 2-Digit Numbers — Missing Addend
Find the missing 2-digit number when the total is given.
Add a 2-Digit Number and 1-Digit Numbers
Add a 2-digit number and two or three 1-digit numbers, like 34 + 8 + 7.
Add Three 2-Digit Numbers in Columns
Add three 2-digit numbers stacked in columns.
Add Four 2-Digit Numbers in Columns
Add four 2-digit numbers stacked in columns.
Make the Next Hundred
Find how many more it takes to reach the next hundred, like 347 + __ = 400.
Add Tens to 3-Digit Numbers
Add a whole ten to a 3-digit number, like 347 + 30.
Add Whole Hundreds
Add two or three whole hundreds, like 300 + 200 + 400.
Add a 3-Digit and a 1-Digit Number
Add a 3-digit number and a 1-digit number in columns.
Add 3-Digit Numbers (No Regrouping)
Add two 3-digit numbers in columns when no column makes 10 or more.
Add 3-Digit Numbers (With Regrouping)
Add two 3-digit numbers in columns with carrying.
Add 3-Digit Numbers — Missing Addend
Find the missing 3-digit number when the total is given.
More 2nd grade math worksheets
Place Value, Skip Counting & Number Sense, Subtraction, Arrays & Repeated Addition, Measurement, Counting Money, Telling Time, Geometry, Data & Graphing, Word Problems