Special November offer
- 7 days free unlimited access to all premium content
Try Premium
All
Worksheets
Interactive
Quizzes
Workbooks
Coloring
Games
Learning
Home
Worksheets
Second Grade
Three-digit Mental Addition
Second Grade
Three-digit Mental Addition Worksheets
Filter by Grade:
2nd grade
Filter by Subject:
Number Sense
Addition
Subtraction
Multiplication
Mixed Operations
Geometry
Algebra
Time
Measurement
Money Skills
Coloring Activities
Math Games
Seasonal
Word Problems
Grades
Topics
Second Grade
Three-digit Mental Addition
No Results
NEW!
NEW!
Test Prep
Create your own learning path
Get ready for an upcoming test
Step by Step practice
Let's start
Three-digit Mental Addition
For most people, mental calculations are the most commonly used in math. Practicing three-digit mental addition will provide your child with a solid basis going into higher math grades.