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Associativity facts for kids

Kids Encyclopedia Facts

Associative property is a property of mathematical operations (like addition and multiplication). It means that if you have more than one of the same associative operator (like +) in a row, the order of operations does not matter.

For example, if you have  2+5+10\ , there are two plus signs (+) in a row. This means we can add it in either this order:


Or this order:


The answer comes out the same both ways because addition is associative. In other words, associativity means:


Not all operations are associative. Subtraction is not associative, which means:


This is true because:




Also, associativity is different from commutativity, which lets you move the numbers around.

See also

Kids robot.svg In Spanish: Asociatividad (álgebra) para niños

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Associativity Facts for Kids. Kiddle Encyclopedia.