Track each student's skills and progress in your Mastery dashboards
4 2
+ 3 6
3 4
+ 2 5
5 1 1 8
+ 8 7 1
2 3 2 7
+ 6 5 2
3 4 3 2
+ 4 6 5
4 1 8 6
+ 6 0 2
7 0 5 6
+ 2 9 3 3
4 2 1 4
+ 4 4 7 3
2 5 2 7
+ 5 2 0 2
6 8 2 5
+ 3 1 7 4
Add mentally
35 + 24 =
Add mentally
8246 + 302 =
Add mentally
4320 + 2009 =
Add mentally
2342 + 3207 =
Let's review addition with regrouping to help answer the next set of questions. What is the answer to the question below?
Hint: Click on the image to enlarge the view.

4 7
+ 2 6
3 8
+ 4 5
7 0 8 6
+ 3 2 4
8 7 4 7
+ 1 8 5
4 6 2 4
+ 3 5 6 8
3 7 3 6
+ 5 8 3 7
5 4 3 9
+ 3 6 5 8
5 3 8 6
+ 2 7 2 9
6 0 7 5
+ 1 9 8 5
4 7 5 8
+ 3 2 6 9
7026 + 2469 =
6066 + 1867 =
4758 + 3269 =