associative property of addition
The associative property of addition is a fundamental property in mathematics that states that the grouping of addends does not affect the sum
The associative property of addition is a fundamental property in mathematics that states that the grouping of addends does not affect the sum. In other words, when adding three or more numbers, the sum will remain the same regardless of how the numbers are grouped.
Mathematically, the associative property of addition can be expressed as follows:
For any three or more numbers a, b, c, and so on, the sum remains the same regardless of how we group them:
(a + b) + c = a + (b + c)
This property allows us to freely rearrange the addends without changing the result.
Let’s go through an example to illustrate the associative property of addition:
Example:
Suppose we have the numbers 4, 7, and 9.
If we group them as (4 + 7) + 9, we first add 4 and 7 to get 11, and then add 11 and 9 to get a sum of 20.
On the other hand, if we group them as 4 + (7 + 9), we first add 7 and 9 to get 16, and then add 4 and 16 to get the same sum of 20.
So, regardless of the grouping, we get the same result of 20. This demonstrates the associative property of addition.
This property is particularly useful in simplifying complicated expressions or when dealing with larger numbers. It allows us to rearrange the order of operations and group terms in a way that makes calculations easier.
Overall, the associative property of addition is a foundational concept in mathematics that helps us understand how addition behaves when dealing with multiple numbers.
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