2-Digit Addition
Add 2-digit numbers without regrouping
What You'll Learn
- Add ones to ones and tens to tens
- Line up digits by place value
- Check answers using estimation
📖Adding 2-Digit Numbers
When adding 2-digit numbers, line them up by place value. Add the ones first, then the tens. 24 + 35 = 59 because 4 + 5 = 9 and 20 + 30 = 50.
💡
Always start by adding the ones column first!
Practice Worksheets
2-Digit Addition (Set A)
Add 2-digit numbers without regrouping
10 problemsStart
2-Digit Addition (Set B)
More 2-digit addition practice
10 problemsStart
2-Digit Addition (Set C)
Additional 2-digit practice
10 problemsStart
2-Digit Addition (Set D)
Keep practicing 2-digit addition
10 problemsStart
2-Digit Addition (Set E)
Master 2-digit addition
10 problemsStart