Mixed Addition Speed Drill Answer Key

This worksheet presents sixty single-digit addition problems arranged in horizontal format for rapid-fire fluency practice. Each problem reinforces core addition facts within 20, helping students increase their speed, accuracy, and confidence. The variety of addends ensures broad fact coverage, strengthening mental computation and pattern recognition. Because the problems are evenly spaced and consistent, this worksheet is ideal for timed drills or repeated practice sessions. Students build automaticity with basic facts-an essential foundation for all later arithmetic learning.

Curriculum Matched Skills

Mathematics – Addition Within 20

Mathematics – Mental Math Fluency

Mathematics – Number Sense and Operations

Mathematics – Rapid Recall of Basic Facts

This worksheet is part of our Addition Mad Minute Worksheets collection.