8
-3
7
-6
19
-18
5
-1
17
-5
5
-3
4
-2
9
-7
4
-1
19
-10
4
-2
5
-2
7
-4
8
-3
11
-10
19
-8
18
-4
4
-3
14
-4
4
-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 Starter 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.