8
-4
3
-1
6
-4
12
-11
17
-5
6
-2
5
-4
19
-3
16
-1
18
-10
19
-9
4
-2
6
-3
8
-4
19
-1
3
-2
8
-2
6
-5
15
-13
6
-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.