12
-11
14
-2
2
-1
9
-3
8
-5
14
-1
9
-7
16
-14
8
-5
9
-5
8
-6
17
-3
15
-1
7
-1
3
-1
19
-6
5
-1
4
-1
9
-7
9
-6
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 Easy 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.