Mixed Fact Subtraction

This subtraction worksheet provides structured vertical practice using mixed subtraction facts with 6s, 7s, and nearby related numbers. Students work through a large set of problems in a uniform layout, encouraging repeated exposure that builds speed, accuracy, and confidence. The consistent format helps learners focus on computation while applying mental math strategies such as counting back and using fact families.

Instructional Objectives

• Skill Focus (Grades 1-2): Fluently subtract numbers within 20, with emphasis on facts involving 6 and 7.
• Conceptual Understanding (Grades 1-2): Strengthen number sense by recognizing relationships among closely related subtraction facts.
• Algebraic Reasoning (Grade 2): Use fact-family and inverse-operation reasoning to solve mixed subtraction equations efficiently.
• Curriculum Alignment (Grades 1-2): Supports operations and algebraic thinking within 20, mental math development, subtraction fluency, and mathematical practices emphasizing precision and structure.

The vertical format reinforces careful alignment and prepares students for later multi-digit subtraction. High-volume, mixed practice helps move students from strategy-based thinking toward automatic recall while maintaining accuracy.

Learning Benefits

• Builds fluency and automaticity with mixed subtraction facts
• Strengthens mental math strategies and number relationships
• Encourages focus and accuracy through a clean, predictable layout
• Ideal for warm-ups, fluency practice, skill reinforcement, or intervention

This printable worksheet delivers effective, structured practice that helps students master mixed subtraction facts with 6s and 7s while developing strong number sense, confidence, and readiness for more advanced arithmetic.

This worksheet is part of our Subtract by 6s and 7s Worksheets collection.