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Addition Concept and Properties Video Lecture | Mathematics for Grade 3

Video Timeline
Video Timeline
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00:08 Introduction
00:21 Concept of Addition
01:24 Terms used in Addition
02:06 Addition Properties
02:28 Zero Property of Addition
03:07 Order Property of Addition
04:15 Grouping Property of Addition
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FAQs on Addition Concept and Properties Video Lecture - Mathematics for Grade 3

1. What is addition?
Ans. Addition is a basic arithmetic operation that combines two or more numbers to find their total or sum.
2. What are the properties of addition?
Ans. The properties of addition include the commutative property, associative property, and the identity property. The commutative property states that the order in which numbers are added does not affect the sum. The associative property states that the grouping of numbers being added does not affect the sum. The identity property states that adding zero to any number does not change the value of the number.
3. How do you perform addition with multiple digits?
Ans. When performing addition with multiple digits, you align the numbers vertically, starting from the rightmost digits (ones place). Add the digits in the same place value together, carrying over any excess to the next place value if necessary. Repeat this process until all digits have been added.
4. Can addition be done with negative numbers?
Ans. Yes, addition can be done with negative numbers. When adding a positive number and a negative number, you subtract the absolute value of the negative number from the positive number. When adding two negative numbers, you add the absolute values together and keep the negative sign.
5. How can addition be used in real-life situations?
Ans. Addition is used in various real-life situations, such as calculating the total cost of items during shopping, determining the sum of scores in a game, or finding the combined total of different ingredients in a recipe. Additionally, addition is also used in financial calculations, like adding up income and expenses to determine net profit or loss.
Video Timeline
Video Timeline
arrow
00:08 Introduction
00:21 Concept of Addition
01:24 Terms used in Addition
02:06 Addition Properties
02:28 Zero Property of Addition
03:07 Order Property of Addition
04:15 Grouping Property of Addition
More
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