1
+3
10
+1
10
+5
1
+1
4
+10
3
+2
2
+4
1
+8
3
+3
2
+4
1
+5
6
+10
10
+9
1
+10
10
+1
3
+2
2
+5
10
+4
4
+10
4
+10
Practice addition 3 addends with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Addition 3 Addends 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.