Vertical Missing Addends

This printable math worksheet is designed to help students in Grades 1 and 2 deepen their understanding of addition structure, fact families, and number relationships by solving vertical equations with missing addends involving +4 and +5. Rather than simply computing a sum, students must analyze each equation to determine the unknown part, strengthening conceptual thinking and flexible problem-solving skills.

Learning Goals

• Missing Addend Reasoning (Grades 1-2)
  Practice identifying the unknown number in addition equations using +4 and +5 facts.
• Understanding Addition Structure
  Reinforce the idea that addition is made of parts that combine to form a whole.
• Vertical Equation Familiarity
  Strengthen comfort with vertically arranged equations and organized computation.
• Fact Family Mastery
  Build connections between related addition facts to support long-term fluency.

Instructional Benefits

• Teacher-Created Resource
  Designed by educators to align with early elementary math standards and conceptual learning goals.
• Concept-Focused Practice
  Encourages students to think beyond rote memorization and apply reasoning strategies.
• Structured Vertical Format
  Supports neat alignment and clear visual understanding of equation components.
• Assessment-Friendly Design
  Ideal for checking understanding of fact relationships and identifying learning gaps.

This vertical missing-addends worksheet helps students develop number sense, logical reasoning, fact family understanding, and confidence with early addition concepts. By approaching +4 and +5 facts from a different perspective, learners strengthen the foundational thinking needed for subtraction, algebraic reasoning, and future math success. Whether used for assessment, intervention, or guided practice, this no-prep worksheet provides meaningful insight into students’ addition understanding.

This worksheet is part of our Addition Facts With 4 and 5 Worksheets collection.