7
-4
4
-2
16
-3
14
-2
15
-4
13
-3
9
-7
3
-1
15
-14
3
-1
8
-5
9
-2
9
-4
9
-8
6
-2
14
-3
14
-10
9
-5
14
-11
13
-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 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.