CBSE Class 2 > Class 2 Videos > Math Olympiad > Addition with Example
Addition with Example Video Lecture - Math Olympiad for Class 2
FAQs on Addition with Example
| 1. How do I add two-digit numbers without counting on my fingers? |  |
Ans. Breaking numbers into tens and ones makes two-digit addition easier. For example, 23 + 15 becomes (20 + 10) + (3 + 5) = 30 + 8 = 38. This method of regrouping helps students skip counting and build mental arithmetic skills. Practice column addition where you add ones first, then tens, to master this fundamental technique for Math Olympiad success.
| 2. What's the difference between adding numbers with and without carrying in Class 2? | |
Ans. Simple addition (like 12 + 13) doesn't require carrying, but when ones digits sum to 10 or more, you carry the extra ten to the tens place. For instance, 15 + 17 = 32 (carrying 1 ten). Understanding when and how to carry over is essential for solving addition problems accurately in CBSE Math Olympiad preparation and prevents common calculation errors.
| 3. Why do I get the answer wrong even when I know how to add? | |
Ans. Common mistakes include misaligning digits in columns, forgetting to carry over, or adding digits incorrectly. Students often place ones under tens, causing addition errors. Always align ones under ones and tens under tens vertically. Double-check your carrying process and verify each column separately. Refer to visual worksheets and flashcards on EduRev to reinforce correct alignment and carrying techniques.
| 4. How can I solve word problems that involve addition with examples? | |
Ans. Read the problem carefully, identify what you're adding, then write a number sentence before solving. For example: "Raj has 12 marbles. His friend gives him 8 more. How many total?" becomes 12 + 8 = 20. This systematic approach transforms confusing scenarios into simple addition exercises, building problem-solving confidence for Math Olympiad exams and real-world situations.
| 5. What tricks help me add three or more numbers quickly? | |
Ans. Group numbers strategically by adding pairs that make 10 first. For example, 5 + 3 + 7 becomes (5 + 5) + 10 = 20 by rearranging. This regrouping strategy, called making tens, speeds up mental addition and reduces errors. Master this through practice with addition worksheets available on EduRev's PPTs and mind maps for stronger fundamentals.
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Apr 19, 2026 Last updated
Video Description: Addition with Example for Class 2 2026 is part of Math Olympiad for Class 2 preparation. The notes and questions for Addition with Example have been prepared according to the Class 2 exam syllabus. Information about Addition with Example covers all important topics for Class 2 2026 Exam. Find important definitions, questions, notes, meanings, examples, exercises and tests below for Addition with Example.
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Video: Addition with Example of Math Olympiad have been curated by the Class 2 experts, helping you revise the topic quickly for exam preparation. Watch on EduRev.
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