17
-12
6
-4
16
-12
13
-2
16
-4
15
-14
2
-1
6
-1
15
-11
9
-7
12
-10
5
-3
9
-5
8
-6
19
-14
16
-1
3
-2
7
-3
3
-2
16
-14
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.