---
title: Addition with Regrouping
created: '2026-05-26'
updated: '2026-05-26'
type: lesson_topic
subject: math
tags:
- math
- grade-2
- homeschool
- ccss
standard: 2.NBT.A, 2.NBT.B, 2.OA.A
phase: 2
phase_name: "Addition & Subtraction to 100 (Weeks 7\u201314)"
weeks:
- 9
source: ''
---
# Addition with Regrouping
Second grade math topic covering addition with regrouping. Part of Phase 2 (Addition & Subtraction to 100 (Weeks 7–14)).
## Key Concepts
Carrying tens, 2-digit + 2-digit
## Standards
2.NBT.A, 2.NBT.B, 2.OA.A
## Prerequisites
[[place-value-tens-ones]], [[comparing-ordering-numbers]], [[addition-facts-to-20]], [[subtraction-facts-to-20]], [[phase-1-review-assessment]]
## Related Topics
[[adding-within-100-no-regrouping]], [[subtracting-within-100-no-regrouping]]
---
*Generated from curriculum data* ^[[raw/curriculum/math]]