Two-Digit Addition with Regrouping
Add twenty pairs of two-digit numbers in columns, exchanging ones for tens where needed.

- Grades
- Grades 1–3
- Pages
- 1
- File type
- Subject
- Addition, Addition and Subtraction, Numbers, Math
- Resource types
- Worksheets
- Ontario expectations
- B2.4 — use objects
From the author
About this resource
This Two Digit Addition Regrouping Worksheet is a great resource for students who are struggling with double digit addition. This worksheet will help students understand the concept of regrouping and addition steps.
In the classroom
Teaching tips & learning objectives
Learning objectives
- Add the ones digits in a two-digit vertical equation
- Regroup ten ones as one additional ten
- Complete twenty two-digit sums while preserving column alignment
Teaching tips
- Have learners begin each equation in the ones column and record a regrouped ten clearly.
Skills covered
- Two-digit addition — learners combine pairs of two-place numbers
- Regrouping — learners exchange ones for a ten
- Place-value organization — learners align tens with tens and ones with ones
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Ontario curriculum
Ontario curriculum expectations
Ontario expectations
- B2.4 — use objects, diagrams, and equations to represent, describe, and solve situations involving addition and subtraction of whole numbers that add up to no more than 100
Core concepts
- Two-digit addition
- Regrouping
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