Back to School Pencil Subtraction Within 20 Color by Number Worksheet

Subtraction Within 20Back to School1st Grade2nd Grade

Help first and second graders build fact fluency with subtraction within 20 using this Pencil mystery picture. Students solve each problem, color by code, and reveal the hidden pencil, which makes this color-by-number page a handy pick for early finishers or center time.

Designed for independent work and easy review, this no-prep printable keeps students engaged with flexible options for centers, rotations, or quiet work time.

🏫 For classroom teachers: Great for 1st & 2nd grade classroom math centers, morning work, and sub plans.

🏠 For homeschool parents: Ideal for fun independent daily practice, hands-on learning, and self-checking.

Perfect for:

  • August & September Back to School Math Activities
  • Back to School math centers and classroom rotations
  • Independent practice or quiet work time
  • Morning work, early finishers, or homework
  • Coloring displays or student work boards
  • Subtraction Within 20 review and reinforcement
  • Sub plans or small-group practice
  • Subtraction fact fluency practice
  • Printable take-home activities and more!

Want a different picture or skill? Customize this worksheet in the generator.