Special November offer
- 7 days free unlimited access to all premium content
Try Premium
All
Worksheets
Interactive
Quizzes
Workbooks
Coloring
Games
Learning
Home
Worksheets
Sixth Grade
Multi-digit Mental Addition
Sixth Grade
Multi-digit Mental Addition Worksheets
Filter by Grade:
6th grade
Filter by Subject:
Number Sense
Addition
Two-digit Mental Addition
Adding Tens
Three-digit Addition With Regrouping
Three-digit Addition
Multi-digit Addition With Regrouping
Multi-digit Addition
Addition Word Problems
Adding Negative Numbers
Subtraction
Multiplication
Division
Mixed Operations
Fractions
Decimal Fractions and Numbers
Percentages, Ratio and Proportion
Geometry
Algebra
Measurement
Data, Graphing and Statistics
Math Games
Word Problems
Grades
Topics
Sixth Grade
Multi-digit Mental Addition
1 Filtered Result
NEW!
NEW!
Test Prep
Create your own learning path
Get ready for an upcoming test
Step by Step practice
Let's start
Interactive
Mental calculations with big numbers No.1
Multi-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.