Curated OER
Addition with Regrouping
For this regrouping in addition worksheet, students use the table for the 'Threatened and Endangered Animals' and their numbers to solve the addition problems that utilize regrouping.
Curated OER
Triple Digit Addition
In this triple digit addition learning exercise, students problem solve. In this short answer learning exercise, students write sums for twenty problems.
Curated OER
Two-Digit Plus One-Digit Addition (B)
In this addition worksheet, students solve 100 problems in which two digit numbers are added to one digit numbers, with and without regrouping.
Curated OER
Decide When to Regroup - Reteach
In this addition worksheet, 3rd graders decide when to regroup in addition problems after reviewing the steps. They use a workmat and place value blocks as they complete 4 problems. They identify how many tens and ones there are and...
Curated OER
Regroup Ones
In this addition worksheet, students solve 17 problems in which three digit numbers are added with regrouping. There is one story problem on the page.
Curated OER
2 Digit Addition with Regrouping
In this 2 digit addition worksheet, students add the 2 digit addition equations and use the regrouping method. Students solve 20 problems.
Cool Math
Coolmath: Coolmath4kids: Addition
A set of seven short tutorials on addition. Begins with a basic introduction to how addition works, and covers topics such as using a number line, place value, and regrouping.
Other
Room 108: Addition With Carrying Over
This website helps you go through the steps to add larger numbers when you need to "carry." There are audio instructions that show you step-by-step how to do the traditional algorithm. Requires Java.
NumberNut
Number Nut: Addition: Carrying
Explains how to carry when regrouping in addition, with related activities for skill practice.