15
-14
7
-4
8
-1
5
-1
5
-4
18
-5
19
-4
17
-2
14
-1
5
-4
8
-4
4
-1
18
-3
12
-2
16
-12
6
-5
19
-8
18
-12
4
-1
5
-1
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.