# 2nd Grade Math Worksheets: Addition

## Grade 2 addition worksheets

These grade 2 addition worksheets span topics from adding single digit numbers to addition in columns with regrouping.  Extensive practice is required to develop mastery in basic math skills; several different pdf worksheets are available for each topic.

## Mental Addition (no regrouping)

Example

Adding single-digit numbers - sum 10 or less   4 + 5 =
Adding within 0-10 - missing addend   5 + __ = 9
Add a 2-digit number and a 1-digit number mentally - within the same ten   34 + 4 =
Add a 2-digit number and a 1-digit number mentally - within the same ten, missing addend   57 + __ = 59
Add two 2-digit numbers mentally, no carry   34 + 21 =

## Mental Addition (with regrouping)

6 + 7 =
__ + 9 = 18

Three addends, single-digit

6 + 4 + 9 =

Three addends, single-digit with missing number   __+3+7 =16
Four addends, single-digit   7 + 8 + 9 + 1 =
Four addends, single-digit with missing number   3+5+__+3 =14

Adding whole tens, 2 addends   30 + 80 =
Adding whole tens, 2 addends, missing number   ___ + 30 = 40
Adding whole tens, 3 addends   60+50+40 =
Adding whole tens, 3 addends, missing number   60+__+80 =220
Adding whole tens, 4 addends   90+60+30+10=
Adding whole tens, 4 addends, missing number   90+__+40 =230
Complete the next ten, missing number    ___ + 8 = 70

Add a 2-digit number and a 1-digit number mentally   78 + 3 =
Add a 2-digit number and a 1-digit number, missing addend   88 + __ = 90
Add a 2-digit number and two 1-digit numbers
2 + 30 + 3 =
87+2+3+2 =
4+7+__+50 =

Add two 2-digit numbers - one addend is a whole ten   87 + 40 =
Adding a 3-digit number and a 1-digit number   852 + 8 =

Adding whole tens and two 1-digit numbers   20+50+7+9 =
Adding whole tens to a 3-digit number   450 + 30 =
324 +___= 374

Adding whole hundreds (2 addends)   600 + 400 =
200+300+400 =
Adding whole hundreds (missing addend)   400+___ =700
Adding whole hundreds to complete a thousand   700+___ =1000

## Adding 2-digit numbers in columns

Add a 2-digit number and a 1-digit number in columns

44

+ 4

Add two 2-digit numbers in columns - no carrying

36

+ 22

Add two 2-digit numbers in columns

67

+ 76

Add three 2-digit numbers in columns

52

+ 47

+ 35

Add four 2-digit numbers in columns

69

+ 97

+ 30

+ 21

Add a 2-digit number and a single-digit number in columns - figure out the missing addend

56

+  _

64

Add two 2-digit numbers in columns - figure out the missing addend

39

+

50

## Adding 3-digit numbers in columns

Add two 3-digit numbers in columns - no carrying

111

+ 121

Add two 3-digit numbers in columns

397

+ 984

Add three 3-digit numbers in columns

456

+ 678

+ 789

## Addition word problems

Simple addition word problems (1-2 digits)
Slightly harder addition word problems (1-3 digits)
Mixed addition and subtraction within 20
Mixed addition and subtraction (2 digits)
More mixed addition and subtraction word problems Sample Grade 2 Addition Worksheet

## More addition worksheets

Find all of our addition worksheets, from adding by counting objects  to addition of multiple large numbers in columns.

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