Mixed Two-Step Addition Answer Key

This worksheet features sixty addition problems including single-digit sums and sums with regrouping. Students must compute each answer quickly, strengthening mental math strategies and understanding of place value. Multiple difficulty levels appear throughout the page, allowing learners to practice both simple and slightly more challenging sums. Timed practice builds endurance, accuracy, and computation flexibility. This resource is ideal for upper-elementary students building quick-thinking arithmetic skills.

Curriculum Matched Skills

Mathematics – Addition Within 100

Mathematics – Regrouping and Place Value

Mathematics – Mental and Written Calculation

Mathematics – Automaticity with Operations

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