Mixed Tens and Twenties Answer Key

This worksheet offers mixed problems requiring students to subtract either 10 or 20 from various two-digit numbers. Students must determine the correct difference and write the answer in the blank box. The variation helps learners build flexibility in recognizing when numbers decrease by one ten or two tens. Through repeated practice, students improve fluency and confidence with mental math strategies. The worksheet reinforces essential place-value knowledge.

Curriculum Matched Skills

Mathematics – Subtraction within 100

Mathematics – Mixed Multiples-of-Ten Subtraction

Mathematics – Place Value Reasoning

Mathematics – Mental Math Fluency

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