9
-3
5
-3
16
-10
16
-15
5
-2
8
-2
9
-7
16
-12
14
-2
16
-14
4
-2
8
-1
16
-4
14
-2
12
-10
2
-1
18
-6
8
-5
4
-2
19
-18
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.