2-digit Addition without regrouping (writing the questions in columns)
7
2-digit Addition with regrouping (Ones or Tens)
8
2-digit Addition with regrouping (Ones and Tens)
9
2-digit column Addition with regrouping (writing the question in columns)
10
Worksheets
Two-digit Addition
After perfecting single-digit addition, your child will continue developing their additional skills by solving problems involving either two two-digit numbers or a two-digit number and a single-digit number. They will start learning addition facts to 20 and will continue up to 100. Mastering two-digit addition is the basis for simple multiplication charts.