15
-2
16
-13
5
-1
15
-14
8
-2
19
-6
15
-13
8
-7
5
-3
17
-5
15
-1
7
-1
19
-16
18
-16
14
-1
5
-1
16
-2
3
-1
3
-2
6
-4
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.