14
-13
9
-1
6
-2
4
-2
9
-4
19
-8
8
-5
17
-3
19
-6
2
-1
8
-5
7
-1
16
-5
18
-16
2
-1
7
-4
16
-2
8
-6
6
-3
13
-12
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 Expert 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.