Class 1 Exam > Class 1 Videos > Mental Maths > Adding Three Digit Numbers
Adding Three Digit Numbers Video Lecture | Mental Maths - Class 1
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FAQs on Adding Three Digit Numbers Video Lecture - Mental Maths - Class 1
| 1. How do I add three-digit numbers? |  |
Ans. To add three-digit numbers, you should align the numbers vertically, starting from the rightmost digit. Begin adding the digits in the ones place, carrying over any extra tens to the next column. Repeat this process for the tens and hundreds places. The final sum will be the result of adding all the digits in each column.
| 2. Can you provide an example of adding three-digit numbers? | |
Ans. Certainly! Let's add 325 and 478. Aligning the numbers vertically, we start by adding the digits in the ones place: 5 + 8 = 13. We write down 3 and carry over 1 to the tens place. Moving to the tens place, we add 2 + 7 + 1 (carried over) = 10. We write down 0 and carry over 1 to the hundreds place. Finally, in the hundreds place, we add 3 + 4 + 1 (carried over) = 8. Therefore, the sum of 325 and 478 is 803.
| 3. What should I do if the sum of three-digit numbers exceeds 999? | |
Ans. If the sum of three-digit numbers exceeds 999, you will have a four-digit number. In this case, you write down the rightmost digit (ones place) and carry over the remaining digits to the next column. For example, if the sum of the hundreds place digits is 10 or more, you write down the rightmost digit and carry over the tens digit to the next column.
| 4. Is there a specific order in which I need to add the digits of three-digit numbers? | |
Ans. No, there is no specific order in which you need to add the digits of three-digit numbers. You can start from the ones place and move to the left, or you can start from the leftmost digit and move to the right. The important thing is to align the numbers vertically and ensure that you add the corresponding digits in each column.
| 5. Can I use a calculator to add three-digit numbers? | |
Ans. Yes, you can use a calculator to add three-digit numbers. However, it is recommended to practice adding manually first, as it helps develop mental math skills. Using a calculator can be useful for quick and accurate calculations, especially when dealing with larger numbers or when time is limited.
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Dec 22, 2024 Last updated |
Video Description: Adding Three Digit Numbers for Class 1 2024 is part of Mental Maths preparation.
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