Add Twenty to Larger Numbers

This printable math worksheet is designed to help students in Grades 3 and 4 strengthen addition within 1,000, place value understanding, mental math with tens, and computational fluency by practicing how numbers change when twenty is added. Students solve vertically aligned equations with two- and three-digit numbers, many in the hundreds, allowing them to clearly observe how adding 20 affects the tens and hundreds places while reinforcing accurate, organized computation.

Skills Reinforced

• Addition Within 1,000 (Grades 3-4)
  Practice adding 20 to a wide range of multi-digit numbers with accuracy and confidence.
• Place Value & Regrouping
  Strengthen understanding of how the tens digit increases by two and how regrouping may affect the hundreds place.
• Adding Multiples of Ten
  Reinforce predictable number patterns that occur when adding multiples of ten.
• Patterns in Multi-Digit Addition
  Build number sense by recognizing consistent base-ten changes across problems.

Instructional Benefits

• Teacher-Created Resource
  Designed by educators to align with upper-elementary math standards and place-value progressions.
• Clear Vertical Alignment
  Supports neat work, correct digit placement, and reduced computational errors.
• Fluency-Focused Repetition
  Consistent problem structure helps students internalize addition patterns efficiently.
• Flexible Classroom Use
  Ideal for independent practice, math centers, homework, review lessons, or intervention.

This add-twenty worksheet helps students develop place value reasoning, mental computation, accuracy, and fluency with larger numbers. Through repeated practice with predictable patterns, learners gain confidence handling multi-digit addition and prepare for more advanced arithmetic tasks. Whether used in a classroom or homeschool setting, this no-prep worksheet provides effective, targeted practice that supports long-term math success.

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