Subtracting 8s (Vertical)

This subtraction worksheet gives students focused practice subtracting 8 from teen numbers using a clear vertical format. Learners solve each problem and record answers in structured boxes, reinforcing correct digit alignment, neat work habits, and accuracy while building fluency with this challenging subtraction fact family.

Instructional Objectives

• Skill Focus (Grades 1-2): Subtract 8 from teen numbers accurately using vertical subtraction.
• Conceptual Understanding (Grades 1-2): Strengthen number sense by recognizing patterns and relationships that occur when subtracting 8.
• Algebraic Reasoning (Grade 2): Apply counting-back strategies and mental math reasoning to improve efficiency with subtraction facts involving 8.
• Curriculum Alignment (Grades 1-2): Supports subtraction fact fluency, vertical computation alignment, mental math strategies, and number sense development standards.

The consistent structure allows students to focus on reasoning rather than formatting. Repeated exposure to subtracting 8 helps learners internalize efficient strategies, build confidence, and reduce reliance on counting aids.

Learning Benefits

• Builds fluency and confidence with subtraction facts involving 8
• Reinforces neatness and accuracy through vertical alignment
• Strengthens mental math and counting-back skills
• Effective for practice, review, or targeted intervention

This printable worksheet provides essential practice that helps students master subtracting 8 from teen numbers while strengthening foundational subtraction skills and number sense.

This worksheet is part of our Subtract by 8s and 9s Worksheets collection.