16
-14
14
-1
18
-14
8
-7
9
-5
19
-17
3
-2
19
-18
4
-1
7
-5
9
-8
18
-17
16
-14
16
-4
16
-3
18
-6
16
-5
8
-1
7
-5
5
-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.