Use these personal-size subtraction flash cards and timed tests to help students master their subtraction facts within 20.

This digital download includes the following products:

Subtraction Flash Cards {Subtracting within 20} - These are personal-size flash cards that are good for individual or small-group use. Answer keys are included that may be printed on the back sides of the cards. This file also includes class record forms for the teacher to keep track of student progress in mastering each set of subtraction facts. A weekly practice record form is also included to promote and record practice of subtraction facts at home.

Subtraction Timed Tests {Subtracting within 20} - This file includes 21 one-minute timed quizzes to assess student mastery of subtraction facts from 0-20. Student record forms are included for students to keep in a notebook or binder so they are able to track their progress. On these forms, students color in a star for each set of subtraction facts they have mastered.

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Blessings to you as you help your students master their math fact fluency!

- Firm Foundations in Education