Question

please answer me guys​

Answer 1

Addition

Numbers

Is 7+5=5+7?

Is 3+6=6+3?

therefore for any two to three numbers a,b and c

i.e. a+b+c=b+a+c

Remarks

Addition is associative.

Subtraction

Numbers

Is 7-5=5-7?

Is 3-6=6-3?

therefore for two numbers a and b

i.e. a-b≠b-a

Remarks

Subtraction is not associative.

Division

Numbers

Is 3/6=6/3?

Is 4/2=2/4?

therefore for two numbers a,b

a/b≠b/a

Remarks

Division is not associative.

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