Three-Digit Twenties Differences

This worksheet presents students with horizontal subtraction problems involving three-digit numbers minus 20. Students apply their understanding of place value to compute differences mentally or through quick written work. The problems reinforce changes in the tens place and encourage thoughtful reasoning about number structure. This practice helps students develop fluency with larger numbers and prepares them for multi-digit subtraction that includes regrouping. The sheet supports accuracy, confidence, and mastery of essential subtraction concepts.

Curriculum Matched Skills

Mathematics – Subtraction within 1000

Mathematics – Place Value Reasoning

Mathematics – Mental Math for Larger Numbers

Mathematics – Two- and Three-Digit Computation

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