2
+2
1
+10
3
+6
10
+4
1
+1
4
+2
7
+1
5
+3
10
+4
1
+5
1
+6
2
+5
8
+10
10
+8
2
+4
10
+7
2
+1
8
+10
1
+8
4
+3
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.