14
-11
8
-4
5
-3
18
-2
4
-1
18
-8
16
-5
8
-2
17
-16
16
-15
7
-6
14
-3
15
-2
9
-6
6
-1
5
-2
2
-1
4
-3
5
-3
5
-3
Practice subtraction within 20 with free printable worksheets. Uniquely generated — reinforce key math skills with every set.
Frequently Asked Questions
How do I use this Subtraction Within 20 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.