5
+3
10
+9
3
+5
2
+4
6
+2
6
+2
5
+4
3
+10
6
+2
2
+7
5
+4
10
+1
6
+10
3
+4
2
+7
4
+2
6
+1
6
+10
1
+2
4
+10
Practice addition facts with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Addition Facts Starter Worksheets worksheet?
Print the worksheet and complete the problems. Each set number generates a unique arrangement. Use the same set number for all students in a class for consistent assessment.
Is there an answer key?
Yes — every worksheet includes a complete answer key. Print it separately or view it on screen.