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Inverse Operations and Estimation

Inverse Operations and Estimation

Beginner English

Last updated Tue, 25-Nov-2025
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πŸš€ Your Mission Briefing

In this lesson, discover how inverse operations help you check your answers by undoing a calculation to see if it matches the original. You’ll also explore estimation, where you round numbers to make quick, sensible checks without needing the exact answer. By the end, you’ll be able to solve problems confidently by checking your work in two different ways!

πŸŽ’ What You’ll Need
  • ✏️ Pencil and Paper to take notes if you like!
  • πŸ‘¨β€πŸ‘©β€πŸ‘§ A Parent or Guardian to help if needed (optional)
  • πŸ† Take the quiz to earn your reward points!
πŸ“š Lessons in This Adventure
2 lessons
πŸ“ Inverse Operations and Estimation
1 lessons
  • 🎯 Inverse Operations and Estimation
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πŸ“ Quiz
1 lessons
  • 🎯 Quiz
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