Mixed Addition & Subtraction to 20 Math Worksheets | 1st & 2nd Grade | Answer Keys Included

Mixed Addition & Subtraction to 20 Math Worksheets | 1st & 2nd Grade | Answer Keys Included

Help your students build essential math fluency with this set of 6 practice-ready printable worksheets covering mixed addition and subtraction to 20. Designed specifically for 1st and 2nd graders, these worksheets give learners the focused repetition they need to master both operations with confidence!

What's Included:

• 6 worksheets × 20 questions = 120 mixed problems in total
• Complete answer keys for every worksheet — fast, stress-free grading guaranteed

Skills Covered:

• Adding numbers with sums up to 20
• Subtracting from numbers up to 20
• Switching fluently between addition and subtraction
• Strengthening number sense and fact fluency

Perfect For:

• Classroom practice and independent seat work
• Morning work or math warm-ups
• Homework assignments
• Math centers and early finishers
• Review, assessment, and test prep

Why Teachers Love This Resource:

✔ No prep needed - just print and go!

✔ Mixed operations keep students thinking and engaged

✔ Clean, simple layout ideal for young learners

✔ Answer keys save you time and effort

✔ Great for building automaticity with basic math facts

Aligned with Common Core Standards for 1st and 2nd grade math (CCSS1.OA.C.6, CCSS 2.OA.B.2).