Mixed 8 and 9 Addition

This printable math worksheet is designed to help students in Grades 1 and 2 strengthen addition fact fluency, mental math flexibility, number sense, and computational accuracy through focused practice with +8 and +9 facts. Presented in a consistent vertical format with boxed answer spaces, the worksheet encourages careful attention to each addend while reinforcing efficient strategies such as near doubles and tens-based thinking.

Learning Goals

• Mixed Addition Fact Fluency (Grades 1-2)
  Build speed and accuracy when adding 8 and 9 to single-digit numbers.
• Mental Math & Pattern Recognition
  Strengthen understanding of common patterns like “add 10, then subtract 1.”
• Computation Accuracy
  Encourage careful calculation as students alternate between similar facts.
• Number Sense Development
  Deepen awareness of how numbers relate and change within addition.

Instructional Benefits

• Teacher-Created Resource
  Designed by educators to align with early elementary math standards.
• Targeted Mixed Practice
  Helps students distinguish between +8 and +9 facts while improving recall.
• Consistent, Student-Friendly Layout
  Supports independence and focused work.
• Flexible Classroom Use
  Ideal for independent practice, guided instruction, homework, math centers, or review.

This mixed 8 and 9 addition worksheet helps students develop fact mastery, mental computation efficiency, accuracy, and math confidence. By alternating between two closely related fact families, learners strengthen the foundational skills needed for multi-digit addition and future problem solving. Whether used in a classroom or homeschool setting, this no-prep worksheet provides effective, targeted practice that supports long-term success in mathematics.

This worksheet is part of our Addition Facts With 8 and 9 Worksheets collection.