Add Ten (Expanded Format)

This printable math worksheet is designed to help students in Grades 3 and 4 strengthen place value understanding, addition fluency, mental math strategies, and multi-digit computation by adding ten to a wide range of two- and three-digit numbers. Using an expanded vertical grid format, students carefully align digits, making it clear that adding ten changes only the tens place while reinforcing accurate organization and predictable base-ten patterns.

Learning Goals

• Addition Within 1,000 (Grades 3-4)
  Practice adding 10 to numbers across the 20s, 80s, 100s, and beyond with accuracy and confidence.
• Regrouping & Place Value Understanding
  Reinforce how adding ten affects the tens digit and, in some cases, interacts with the hundreds place.
• Vertical Number Organization
  Strengthen alignment and structure through expanded grids that guide careful computation.
• Adding Multiples of Ten
  Build fluency with predictable number changes when working with base-ten increments.

Instructional Benefits

• Teacher-Created Resource
  Designed by educators to align with upper-elementary math standards and place-value progressions.
• Expanded Grid Format
  Provides strong visual support for learners who benefit from guided organization and clear digit placement.
• Fluency-Focused Repetition
  Repeated practice builds speed, accuracy, and automatic recognition of tens-place adjustments.
• Flexible Classroom Use
  Ideal for independent practice, math centers, homework, review lessons, or intervention.

This expanded-format add-ten worksheet helps students develop place value reasoning, mental computation, accuracy, and confidence with multi-digit numbers. By repeatedly adjusting the tens digit in a highly organized format, learners build a solid foundation for more complex addition and subtraction tasks. Whether used in a classroom or homeschool setting, this no-prep worksheet provides effective, supportive practice that promotes long-term success in mathematics.

This worksheet is part of our Adding 10s and 20s Worksheets collection.