14
-2
17
-1
7
-6
3
-2
4
-1
13
-2
4
-1
17
-3
7
-1
18
-10
8
-5
2
-1
8
-2
13
-1
16
-13
5
-2
6
-5
18
-5
18
-4
8
-2
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.