Columns by 8s and 9s

This subtraction worksheet provides structured column-format practice with subtraction facts involving 8 and 9. Learners solve each problem vertically and record answers in boxed spaces, reinforcing neat digit alignment, accuracy, and confidence with these more challenging subtraction facts.

Instructional Objectives

• Skill Focus (Grades 1-2): Accurately subtract 8s and 9s from numbers within 20 using vertical computation.
• Conceptual Understanding (Grades 1-2): Strengthen number sense by recognizing patterns and relationships in subtraction facts involving 8 and 9.
• Algebraic Reasoning (Grade 2): Apply mental math strategies and pattern recognition to improve efficiency and recall.
• Curriculum Alignment (Grades 1-2): Supports subtraction fact fluency, vertical digit alignment, place-value understanding, and operational accuracy standards.

The column layout encourages careful organization and reinforces strong place-value habits. Repeated exposure to 8s and 9s helps students internalize fact patterns and build fluency with subtraction facts that often require more advanced counting strategies.

Learning Benefits

• Builds confidence with challenging subtraction facts
• Reinforces neatness and accuracy through vertical alignment
• Strengthens mental math and fact recall
• Effective for independent practice, reinforcement, or skill-building sessions

This printable worksheet offers focused, confidence-building practice that helps students master subtraction with 8s and 9s while strengthening number sense, precision, and overall subtraction fluency.

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